RSC - Organic Biomolecular Chemistry via MedWorm.com MedWorm.com provides a medical RSS filtering service. Over 6000 RSS medical sources are combined and output via different filters. This feed contains the latest items from the 'RSC - Organic Biomolecular Chemistry' source. Thu, 09 Feb 2012 16:56:53 +0100 Asymmetric synthesis of [small alpha],[small beta]-diamino acid derivatives with an aziridine-, azetidine- and [gamma]-lactone-skeleton via Mannich-type additions across [small alpha]-chloro-N-sulfinylimines http://www.medworm.com/index.php?rid=5673966&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Flkwn8klGIbE%2FC2OB06637H Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06637H, PaperGert Callebaut, Sven Mangelinckx, Lorand Kiss, Reijo Sillanpaa, Ferenc Fulop, Norbert De KimpeNew chiral syn- and anti-[gamma]-chloro-[small alpha],[small beta]-diamino esters are formed in high yield and in excellent diastereomeric ratios via stereoselective Mannich-type reactions of N-(diphenylmethylene) glycine esters across a chiral [small alpha]-chloro-N-p-toluenesulfinylimine.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673966 Thu, 09 Feb 2012 21:25:43 +0100 5673966 Trichlorosilane mediated asymmetric reductions of the C[double bond, length as m-dash]N bond http://www.medworm.com/index.php?rid=5673965&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FUv8KCCl-mzk%2FC2OB06854K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06854K, PerspectiveSimon Jones, Christopher J. A. WarnerLewis base activated trichlorosilane mediated reduction of ketimines offers significant advantages as an alternative method for the synthesis of chiral amine building blocks.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673965 Thu, 09 Feb 2012 21:25:43 +0100 5673965 Highly emissive hand-shaped [small pi]-conjugated alkynylpyrenes: Synthesis, structures, and photophysical properties http://www.medworm.com/index.php?rid=5673964&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FC19udvuvmno%2FC2OB06865F Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06865F, PaperJian-Yong Hu, Xin-Long Ni, Xing Feng, Masanao Era, Mark R. J. Elsegood, Simon J. Teat, Takehiko YamatoThree hand-shaped, highly fluorescent and stable alkynylpyrenes were successfully designed and synthesized, which are promising candidates in OLED-like optoelectronic devices.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673964 Thu, 09 Feb 2012 21:25:43 +0100 5673964 Switching between ring closed and open N-incorporated heterocycles with tuneable charges and modular reactivity based upon 5-(2-bromoethyl)phenanthridinium bromide http://www.medworm.com/index.php?rid=5673963&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FEYS5O1afJe0%2FC2OB06708K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06708K, PaperRoslyn Eadie, Craig Richmond, Samantha Moreton, Leroy Cronin5-(2-bromoethyl)phenanthridinium bromide undergoes a 3-step-one-pot cyclisation reaction with primary amines allowing the facile synthesis of a vast library of heterocycles.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673963 Thu, 09 Feb 2012 21:25:43 +0100 5673963 Characterization of DcsC, a PLP-independent racemase involved in the biosynthesis of D-cycloserine http://www.medworm.com/index.php?rid=5673962&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F6i6QsygSpKE%2FC2OB06864H Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06864H, PaperDavid Dietrich, Marco J. van Belkum, John C. VederasWe show that DcsC is a PLP-independent racemase that acts on O-ureidoserine. It is inhibited by cysteine-inactivating reagents such as Hg2+, iodoacetamide, and a substrate analogue bearing an epoxide.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673962 Thu, 09 Feb 2012 21:25:43 +0100 5673962 A highly diastereoselective three-component tandem 1,4-conjugated addition-cyclization reaction to multisubstituted pyrrolidines http://www.medworm.com/index.php?rid=5673961&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FnZJ_xG3AfFg%2FC2OB06760A Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06760A, PaperXia Zhang, Jingjing Ji, Yingguang Zhu, Changcheng Jing, Ming Li, Wenhao HuThree-component reactions of diazoacetophenones with anilines and unsaturated ketoesters afford multisubstituted pyrrolidines in good yield with high diastereoselectivity.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673961 Thu, 09 Feb 2012 21:25:43 +0100 5673961 Radical-mediated nitrile translocation as the key step in the stereoselective transformation of 2-(4-chloro-2-cyanobutyl)aziridines to methyl cis-(1-arylmethyl-4-phenylpiperidin-2-yl)acetates http://www.medworm.com/index.php?rid=5673960&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FYEYfRV6moII%2FC2OB07062F Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07062F, PaperKarel Vervisch, Matthias D'hooghe, Karl W. Tornroos, Norbert De KimpeNon-activated 2-(4-chloro-2-cyano-2-phenylbutyl)aziridines were used as building blocks for the stereoselective synthesis of novel cis-2-cyanomethyl-4-phenylpiperidines via a microwave-assisted aziridine to piperidine ring expansion followed by a radical-induced nitrile translocation through initial...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673960 Thu, 09 Feb 2012 21:25:43 +0100 5673960 High efficiency of superacid HF/SbF5 for the selective decrystallization/depolymerization of cellulose to glucose http://www.medworm.com/index.php?rid=5673959&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FlV0lhYwoq68%2FC2OB07143F Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07143F, CommunicationAgnes Martin Mingot, Karine Vigier, Francois Jerome, SEBASTIEN THIBAUDEAUHerein, we show that superacid HF/SbF5 is able after polyprotonation to depolymerise selectively cellulose to water-soluble carbohydrates along with 68 wt% yield of glucose. This process is efficient at low...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673959 Thu, 09 Feb 2012 21:25:43 +0100 5673959 Investigation of the electrophilic reactivity of the cytotoxic marine alkaloid discorhabdin B http://www.medworm.com/index.php?rid=5673958&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FH6UNbdSVURw%2FC2OB07090A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07090A, PaperCary Lam, Tanja Grkovic, Norrie Pearce, Brent R. CoppThe mechanisms of action of the cytotoxic marine pyrroloiminoquinone alkaloids the discorhabdins are unknown. We have determined that discorhabdin B acts as an electrophile towards biomimetic thiol nucleophiles leading to...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673958 Thu, 09 Feb 2012 21:25:43 +0100 5673958 Hydrogen tunnelling influences the isomerisation of some small radicals of interstellar importance. A theoretical investigation. http://www.medworm.com/index.php?rid=5673957&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F9u8IMkO6Jsw%2FC2OB07102A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07102A, PaperTianfang Wang, John H BowieHydrogen atom isomerisations within five radical systems (i.e., CH3.NH /.CH2NH; CH3O./.CH2OH; .CH2SH / CH3S.; CH3CO2. / .CH2CO2H; and HOCH2CH2O. / HO.CHCH2OH) have been studied via quantum-mechanical hydrogen tunnelling through reaction...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673957 Thu, 09 Feb 2012 21:25:43 +0100 5673957 A heterotrimetallic Pd/Sm/Pd complex for asymmetric Friedel-Crafts alkylations of pyrroles with nitroalkenes http://www.medworm.com/index.php?rid=5673956&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FBYaWtdIM-4Q%2FC2OB25074H Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB25074H, CommunicationGuoqi ZhangCatalytic asymmetric Friedel-Crafts alkylations of pyrroles and nitroalkenes were carried out by using a novel heterotrimetallic Pd/Sm/Pd catalyst based on a simple chiral ligand 1, to give the adducts with...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673956 Thu, 09 Feb 2012 21:25:43 +0100 5673956 Chiral recognition of carbon nanoforms http://www.medworm.com/index.php?rid=5673955&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F8M5Gi4FVnzI%2FC2OB07159B Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07159B, Emerging AreaEmilio M Perez, Nazario MartinThe selective recognition of chiral carbon nanoforms poses a fundamental challenge. New design principles must be devised to construct hosts capable of enantiodiscrimination between species in which chirality does not...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673955 Thu, 09 Feb 2012 21:25:43 +0100 5673955 Tunnelling control of chemical reactions - The organic chemist's perspective http://www.medworm.com/index.php?rid=5673954&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Ftv9WpxZqW1s%2FC2OB07170C Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07170C, Emerging AreaDavid Ley, Dennis Gerbig, Peter SchreinerEven though quantum mechanical tunnelling has been appearing recurrently mostly in theoretical studies that emphasize its decisive role for many chemical reactions, it still appears suspicious to most organic chemists....The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673954 Thu, 09 Feb 2012 21:25:43 +0100 5673954 Recent advances in the stereoselective synthesis of carbohydrate 2-C-analogs http://www.medworm.com/index.php?rid=5673953&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FKNhPBLw29Co%2FC2OB06529K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06529K, PerspectiveJian Yin, Torsten LinkerA perspective summarizing recent syntheses of carbohydrate 2-C-analogs 1 by ring-opening of cyclopropanated sugars 3 and radical additions to glycals 2 is given.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673953 Thu, 09 Feb 2012 21:25:43 +0100 5673953 Biological activity of Fe(III) aquo-complexes towards ferric chelate reductase (FCR) http://www.medworm.com/index.php?rid=5673952&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FLa5JcLSiktw%2FC2OB06754D Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06754D, PaperRosa Escudero, Mar Gomez-Gallego, Santiago Romano, Israel Fernandez, Angel Gutierrez-Alonso, Miguel A. Sierra, Sandra Lopez-Rayo, Paloma Nadal, Juan J. LucenaFe(III)-aquo complexes derived from phenol polyaminocarboxylic acids are highly efficient towards the enzyme ferric chelate reductase (FCR) and show interesting structure-activity properties in the enzymatic reduction process.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673952 Thu, 09 Feb 2012 21:25:43 +0100 5673952 Copper(I)-amine metallo-organocatalyzed synthesis of carbo- and heterocyclic systems http://www.medworm.com/index.php?rid=5673951&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fr14tYGkI0I0%2FC2OB06449A Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06449A, PaperBenjamin Montaignac, Victor Ostlund, Maxime R. Vitale, Virgnie Ratovelomanana-Vidal, Veronique MicheletThe efficient and atom economical synthesis of 5-membered cyclic structures is achieved through the combination of aminocatalysis and metal catalysis (30 examples 51-96% yield including cyclopentanes, indanes, pyrrolidines and tetrahydrofuran).To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673951 Thu, 09 Feb 2012 21:25:43 +0100 5673951 Highly efficient asymmetric Michael addition of aldehyde to nitroolefin using perhydroindolic acid as a chiral organocatalyst http://www.medworm.com/index.php?rid=5673950&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FsA_RODPUN5E%2FC2OB00003B Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB00003B, PaperLina Zhao, Jiefeng Shen, Delong Liu, Yangang Liu, Wanbin ZhangPerhydroindolic acids, the by-products of a trandolapril intermediate, were used as chiral organocatalysts in asymmetric Michael addition reactions of aldehydes to nitroolefins. These proline-type catalysts are unique for their rigid...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673950 Thu, 09 Feb 2012 21:25:43 +0100 5673950 Facile Synthesis of 4-Substituted 3,4-Dihydrocoumarins via an Organocatalytic Double Decarboxylation Process http://www.medworm.com/index.php?rid=5673949&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FDpBlRz4sSro%2FC2OB25075F Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB25075F, CommunicationJian WangOver the past few decades, natural products have proven to be useful small-molecule probes in medicinally community.1 A rapid access to small molecules that are guided by natural products appears...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673949 Thu, 09 Feb 2012 21:25:43 +0100 5673949 Aminohydroxyacetone Synthons: Versatile Intermediates for the Organocatalytic Asymmetric Aldol Reaction http://www.medworm.com/index.php?rid=5673948&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fa9KIGqeICwo%2FC2OB07107J Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07107J, PaperHiyoshizo Kotsuki, Yoshiyuki Komatsu, Riki Watanabe, Keiji NakanoA practical method for the synthesis of 1,3-aminohydroxyacetone synthons was developed, and their utility in the organocatalytic asymmetric aldol reaction was demonstrated in a short synthesis of aza-sugars.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673948 Thu, 09 Feb 2012 21:25:43 +0100 5673948 Understanding Local Electrophilicity/Nucleophilicity Activation through a Single Reactivity Difference Index http://www.medworm.com/index.php?rid=5673947&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FldBCQM2fWPI%2FC2OB06943A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06943A, PaperLuis R. Domingo, Prof. Pratim K Chattaraj , Soma DuleyA local reactivity difference index Rk is shown to be able to predict the local electrophilic and/or nucleophilic activation within an organic molecule. Together with the electrophilic and/or nucleophilic behavior...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673947 Thu, 09 Feb 2012 21:25:43 +0100 5673947 Molecular Design of Chiral Quaternary Ammonium Polymers for Asymmetric Catalysis Application http://www.medworm.com/index.php?rid=5673946&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F6WKE8dmdXCo%2FC2OB06909A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06909A, PaperMd. Masud Parvez, Naoki Haraguchi, Shinichi ItsunoChiral polymers containing organocatalyst in their main-chain structure is an important tool for the asymmetric reactions. Reaction of quaternary ammonium halide and sodium sulfonate gives stable salt of quaternary ammonium...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673946 Thu, 09 Feb 2012 21:25:43 +0100 5673946 Borondipyrromethene-derived Cu2+ sensing chemodosimeter for fast and selective detection http://www.medworm.com/index.php?rid=5673945&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FvaRi6hoeHkM%2FC2OB06980F Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06980F, PaperChunchang Zhao, peng feng, jian cao, xuezhe wang, yang yang, yulin zhang, jinxin zhang, yanfen zhangHere, we report a new Cu2+-selective fluorescent turn-on probe BODIPY-EP, in which the 2-pyridinecarboxylic acid is connected to a 6-hydroxyindole-based BODIPY platform through an ester linkage. The ester bond of...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673945 Thu, 09 Feb 2012 21:25:43 +0100 5673945 Intramolecular reductive ketone-alkynoate coupling reaction promoted by ([small eta] 2-propene)titanium http://www.medworm.com/index.php?rid=5673944&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FO7G7sCckA8w%2FC2OB07049A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07049A, PaperChristian Schafer, Michel Miesch, Laurence MieschIntramolecular reductive coupling of cycloalkanones tethered to alkynoates in the presence of ([small eta]2-propene)titanium was successfully performed to provide hydroxy-esters in a diastereoselective manner. Subsequent lactonization afforded angularly fused unsaturated tricyclic...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673944 Thu, 09 Feb 2012 21:25:43 +0100 5673944 Substituted Oxines Inhibit Endothelial Cell Proliferation And Angiogenesis http://www.medworm.com/index.php?rid=5673943&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FcINE-igTHbU%2FC2OB06978D Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06978D, PaperShridhar Bhat, Joong Sup Shim, Feiran Zhang, Curtis Chong, Jun LiuTwo substituted oxines, nitroxoline (5) and 5-chloroquinolin-8-yl phenylcarbamate (22), were identified as hits in a high-throughput screen aimed at finding new anti-angiogenic agents. In a previous study, we have elucidated...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5673943 Thu, 09 Feb 2012 21:25:43 +0100 5673943 The dependence of [small alpha]-tocopheroxyl radical reduction by hydroxy-2,3-diarylxanthones on structure and micro-environment http://www.medworm.com/index.php?rid=5664287&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F1Ei8_wklaiE%2FC2OB06612B Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06612B, PaperPatrice Morliere, Larry K. Patterson, Clementina M. M. Santos, Artur M. S. Silva, Jean-Claude Maziere, Paulo Filipe, Ana Gomes, Eduarda Fernandes, M. Beatriz Q. Garcia, Rene SantusFour hydroxyl groups are required for the repair of [small alpha]-tocopheroxyl radical by hydroxy-2,3-diarylxanthones.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5664287 Mon, 06 Feb 2012 21:20:53 +0100 5664287 Synthesis of pyrrolyldipyrrinato BF2 complexes by oxidative nucleophilic substitution of boron dipyrromethene with pyrrole http://www.medworm.com/index.php?rid=5664286&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FbJ6z2KHvGSY%2FC2OB06689K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06689K, PaperMin Zhang, Erhong Hao, Jinyuan Zhou, Changjiang Yu, Guifeng Bai, Fengyun Wang, Lijuan JiaoPyrrolyldipyrrinato BF2 complexes have been synthesized via a direct oxidative nucleophilic substitution of the 3-hydrogen of BODIPY dyes by pyrrole.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5664286 Mon, 06 Feb 2012 21:20:53 +0100 5664286 Involvement of DNA binding domain in the cellular stability and importin affinity of NF-[small kappa]B component RelB http://www.medworm.com/index.php?rid=5664285&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F0iHSLUs-Wj4%2FC2OB07104E Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07104E, PaperMasatoshi Takeiri, Kana Horie, Daisuke Takahashi, Mariko Watanabe, Ryoichi Horie, Siro Simizu, Kazuo UmezawaNF-[small kappa]B is a transcription factor for the immune activation and tissue stability, but excess activation of NF-[small kappa]B often causes inflammation and cancer. An NF-[small kappa]B component RelB is involved in B-cell...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5664285 Mon, 06 Feb 2012 21:20:53 +0100 5664285 Synthesis and Protein Binding Studies of a Peptide Fragment of Clathrin Assembly Protein AP180 Bearing an O-Linked b-N-Acetylglucosaminyl-6-phosphate Modification http://www.medworm.com/index.php?rid=5664284&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Faxd1r7LvNKU%2FC2OB07139H Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07139H, CommunicationRichard James Payne, Mark E Graham, Robin S Stone, Phillip J RobinsonA novel post-translational modification of threonine, b-N-acetylglucosaminyl-phosphate, was recently discovered on assembly protein AP180, a protein which plays a crucial role in clathrin coated vesicle formation in synaptic vesicle endocytosis...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5664284 Mon, 06 Feb 2012 21:20:53 +0100 5664284 Fused Ring Aziridines as a Facile Entry into Triazole Fused Tricyclic and Bicyclic Heterocycles http://www.medworm.com/index.php?rid=5664283&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F0kUmQm8cLKI%2FC2OB07042A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07042A, PaperFang Fang, Megan Vogel, Jennifer V Hines, Stephen BergmeierThe intramolecular dipolar cycloaddition of an azide with an alkyne has provided a useful entry into triazole fused tricyclic heterocycles containing both the triazole ring and the oxazolidin-2-one ring system....The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5664283 Mon, 06 Feb 2012 21:20:53 +0100 5664283 Click Synthesized Dianthryl-TTFV: An Efficient Fluorescent Turn-On Probe for Transition Metal Ions http://www.medworm.com/index.php?rid=5664282&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FLszJYNfttQU%2FC2OB06828A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06828A, CommunicationKarimulla Mulla, Prateek Dongare, David W Thompson, Yuming ZhaoTetrathiafulvalene vinylogue (TTFV) was functionalized with two anthryl fluorophores via Cu(I)-catalyzed alkyne-azide [3+2] cycloaddition, forming a dianthryl-TTFV hybrid to show fluorescent turn-on sensing behaviour for Cu2+, Fe2+, and Cd2+ ions...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5664282 Mon, 06 Feb 2012 21:20:53 +0100 5664282 A nmr and computational study of smac mimics targeting both the bir2 and bir3 domains in xiap protein http://www.medworm.com/index.php?rid=5664281&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FcYBiPwSWUSI%2FC2OB06979B Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06979B, PaperDonatella Potenza, laura BelvisiIn this paper we report an extensive NMR analysis of small ligands (Smac mimics) complexed with different constructs of XIAP. The mimics-binding site of XIAP is known as the BIR3...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5664281 Mon, 06 Feb 2012 21:20:53 +0100 5664281 Tetrakis(methylimidazole) and tetrakis(methylimidazolium) calix[4]arenes: competitive anion binding and deprotonation http://www.medworm.com/index.php?rid=5664280&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FPYYn9zFtmBg%2FC2OB07025A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07025A, PaperCharlotte E. Willans, Emma K Bullough, Marc A Little, Colin KilnerNeutral tetrakis(methylimidazole) (1) and the novel cationic tetrakis(methylimidazolium) (2) calixarenes have been prepared and their solid-state and solution behaviour examined. The neutral imidazole forms a mono-zwitterion at elevated temperature, a...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5664280 Mon, 06 Feb 2012 21:20:53 +0100 5664280 A Computational Study of the Enantioselective Addition of n-BuLi to Benzaldehyde in the Presence of a Chiral Lithium N,P-Amide http://www.medworm.com/index.php?rid=5664279&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FMIS2eP6rcRE%2FC2OB06910E Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06910E, PaperSten O. Nilsson Lill, Per-Ola Norrby, Jurgen Grafenstein, Goran Hilmersson, Petra RonnholmIn the presence of a chiral lithium N,P amide, alkylation of benzaldehyde results in an enantioselective formation of 1-phenyl-pentanol. This stereoselective addition reaction has herein been studied using dispersion-corrected density...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5664279 Mon, 06 Feb 2012 21:20:53 +0100 5664279 Intramolecular Chiral Communication in Peptide-Dendron Hybrids http://www.medworm.com/index.php?rid=5664278&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FCyXpBymbxE0%2FC2OB07014F Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07014F, CommunicationHui Shao, Nicholas A Bewick, Jon ParquetteThe conformational properties of a series of peptide-dendron hybrids progressively incorporating 1-4 dendritic side chains were investigated by circular dichroism. Although the presence of multiple adjacent dendrons along the peptide...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5664278 Mon, 06 Feb 2012 21:20:53 +0100 5664278 Solid-state supramolecular assemblies consisting of planar charged species http://www.medworm.com/index.php?rid=5664277&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F8YTgrI8zrgQ%2FC2OB07059F Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07059F, PaperYohei Haketa, Mayumi Takayama, Hiromitsu MaedaPyrrole-based [small pi]-conjugated anion-responsive molecules provided various planar anionic structures by complexation with halide anions, resulting in the formation of solid-state assemblies with planar counter cations and exhibiting various modes of...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5664277 Mon, 06 Feb 2012 21:20:53 +0100 5664277 Synthesis of amine-functionalized heparin oligosaccharides for the investigation of carbohydrate-protein interactions in microtiter plates http://www.medworm.com/index.php?rid=5656506&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FLJ-js9DHNTw%2FC2OB06607F Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06607F, PaperSusana Maza, Giuseppe Macchione, Rafael Ojeda, Javier Lopez-Prados, Jesus Angulo, Jose L. de Paz, Pedro M. NietoA series of amine-functionalized heparin oligosaccharides were efficiently synthesized and attached to microplates for the qualitative and quantitative analysis of their interactions with proteins.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656506 Fri, 03 Feb 2012 21:36:08 +0100 5656506 N-Activated [small beta]-lactams as versatile reagents for acyl carrier protein labeling http://www.medworm.com/index.php?rid=5656505&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FqhSqZoHCWAQ%2FC2OB06846J Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06846J, PaperGitanjeli Prasad, Jon W. Amoroso, Lawrence S. Borketey, Nathan A. SchnarrA series of reactive [small beta]-lactams have been prepared for direct labeling of holo-acyl carrier proteins in site-selective fashion.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656505 Fri, 03 Feb 2012 21:36:08 +0100 5656505 A New Synthetic Route for Axially Chiral Secondary Amines with Binaphthyl Backbone and Their Applications in Asymmetric Michael Reaction of Aldehydes to Nitroalkenes http://www.medworm.com/index.php?rid=5656504&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F5blY1EOZsqQ%2FC2OB07110J Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07110J, PaperDa-Cheng Liang, Ren-Shi Luo, Li-Hua Yin, Albert S. C. Chan, Gui LuA new synthetic route for binaphthyl-based secondary amines has been developed. The key feature of this route includes the selective direct esterification of the binaphthyl structure at the 3- or...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656504 Fri, 03 Feb 2012 21:36:08 +0100 5656504 A General Electron Transfer Reduction of Lactones Using SmI2-H2O http://www.medworm.com/index.php?rid=5656503&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FMuSqBWJAifk%2FC2OB00017B Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB00017B, CommunicationMichal Szostak, Karl D Collins, Neal J Fazakerley, Malcolm Spain, David John ProcterHerein we describe a strategy for the selective, electron transfer reduction of lactones of all ring sizes and topologies using SmI2-H2O and a Lewis base to tune the redox properties...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656503 Fri, 03 Feb 2012 21:36:08 +0100 5656503 Investigating the Reaction Mechanism and Organocatalytic Synthesis of [small alpha],[small alpha]'-Dihydroxy Ketones http://www.medworm.com/index.php?rid=5656502&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F95OX2Tpy5T4%2FC2OB06939C Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06939C, PaperHelen Hailes, James L Galman, David Steadman, Lisa D HaighA biomimetic TK one-pot reaction using hydroxypyruvate and aldehydes to generate [small alpha],[small alpha]'-dihydroxy ketones in water has recently been described. To investigate this tertiary-amine mediated reaction mechanism two approaches were used....The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656502 Fri, 03 Feb 2012 21:36:08 +0100 5656502 Mechanism of the alkali degradation of (6-4) photoproduct-containing DNA http://www.medworm.com/index.php?rid=5656501&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FY1580OOpZak%2FC2OB06966K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06966K, PaperNorihito Arichi, Aki Inase, Sachise Eto, Toshimi Mizukoshi, Junpei Yamamoto, Shigenori IwaiThe mechanism of the alkali-induced strand breaks caused at the (6-4) photoproduct sites in UV-irradiated DNA was elucidated.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656501 Fri, 03 Feb 2012 21:36:08 +0100 5656501 Lipothiophosphoramidates for gene delivery: critical role of the cationic polar headgroup http://www.medworm.com/index.php?rid=5656500&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FrOSES1DzRaI%2FC2OB06812E Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06812E, PaperAurore Fraix, Tristan Montier, Tony Le Gall, Charlotte M. Sevrain, Nathalie Carmoy, Mattias F. Lindberg, Pierre Lehn, Paul-Alain JaffresThe synthesis of cationic lipothiophosphoramidates possessing different cationic groups (ammonium, phosphonium or arsonium) is reported. Transfection experiments showed that the arsonium-containing lipid (Z+ = As+) is globally the most efficient on the three cell lines tested.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656500 Fri, 03 Feb 2012 21:36:08 +0100 5656500 Studies on a novel class of triaryl pyridine N-glycosylamine amphiphiles as super gelators http://www.medworm.com/index.php?rid=5656499&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FgreFts8F-bY%2FC2OB06834F Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06834F, PaperManivannan Kalavathi Dhinakaran, Thangamuthu Mohan DasA novel class of six different triaryl pyridine N-glycosylamine amphiphiles was synthesised and characterized based on different spectral techniques, such as NMR and mass analysis. Gelation was observed predominantly in aliphatic solvents and is due to the presence of the alkyl chain. All the gels thus obtained were studied using powder XRD and FE-SEM techniques which reveal fibrous entanglement of the molecules in the gel state.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656499 Fri, 03 Feb 2012 21:36:08 +0100 5656499 The microbial cell factory http://www.medworm.com/index.php?rid=5656498&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FqO9gutxbK0Y%2FC2OB06903B Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06903B, PerspectiveCormac D. MurphyMicroorganisms are involved in many applications; this review outlines some of the contemporary products arising from manipulation of bacteria and fungi.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656498 Fri, 03 Feb 2012 21:36:08 +0100 5656498 Insights into a surprising reaction: The microwave-assisted direct esterification of phosphinic acids http://www.medworm.com/index.php?rid=5656497&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F-l9iwvvnkrc%2FC2OB06972E Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06972E, PaperGyorgy Keglevich, Nora Zsuzsa Kiss, Zoltan Mucsi, Tamas KortvelyesiNew synthetic results and theoretical data including the thermodynamic and kinetic parameters are discussed for the direct esterification of phosphinic acids that is reluctant on heating, but takes place quantitatively on MW irradiation.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656497 Fri, 03 Feb 2012 21:36:08 +0100 5656497 Fluorogenic sensing of CH3CO2- and H2PO4- by ditopic receptor through conformational change http://www.medworm.com/index.php?rid=5656496&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F9E_AmVAKv20%2FC2OB06994F Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06994F, PaperNisar Ahmed, Vangaru Suresh, Bahareh Shirinfar, Inacrist Geronimo, Amita Bist, In-Chul Hwang, Kwang S. KimCyclo-bis-(urea-3,6-dichlorocarbazole) (1) forms a 1 : 2 complex with CH3CO2- and H2PO4- through hydrogen bonding with the two urea moieties, resulting in fluorescence enhancement via a combined photoinduced electron transfer (PET) and energy transfer mechanism.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656496 Fri, 03 Feb 2012 21:36:08 +0100 5656496 Relaxation of the rigid backbone of an oligoamide-foldamer-based [small alpha]-helix mimetic: identification of potent Bcl-xL inhibitors http://www.medworm.com/index.php?rid=5656495&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FWK4wzfXtL5k%2FC2OB07125H Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07125H, CommunicationJeremy Yap, Xiaobo Cao, Kenno Vanommeslaeghe, Kwan-Young Jung, Paul Wilder, anjan nan, Alex Mackerell, W Roy Smythe, Steven FletcherBy conducting a structure-activity relationship study of the backbone of a series of oligoamide-foldamer-based [small alpha]-helix mimetics of the Bak BH3 helix, we have identified especially potent inhibitors of Bcl-xL. The...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656495 Fri, 03 Feb 2012 21:36:08 +0100 5656495 Using Light and a Molecular Switch to 'Lock' and 'Unlock" the Diels-Alder Reaction http://www.medworm.com/index.php?rid=5656494&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FfaKrHyloCiQ%2FC2OB06908C Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06908C, PaperZach Erno, Amir AsadiRad, Vincent Lemieux, Neil R. BrandaLight is used to 'gate' the Diels-Alder reaction using a photoresponsive dithienylfuran backbone and turn the reversibility of the Diels-Alder reaction 'off' and 'on' at 100 [degree]C. These features make...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656494 Fri, 03 Feb 2012 21:36:08 +0100 5656494 Copper(I) Acetate-Catalyzed Azide-Alkyne Cycloaddition for Highly Efficient Preparation of 1-(Pyridin-2-yl)-1,2,3-Triazoles http://www.medworm.com/index.php?rid=5656493&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FlXaq34tvbxU%2FC2OB06942C Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06942C, PaperQun Zhang, Xinyan Wang, Chuanjie Cheng, Rui Zhu, Nan Liu, Yuefei HuA highly efficient copper(I)-catalyzed azide-alkyne cycloaddition of 6-NO2 and 6-CO2Et substituted tetrazolo[1,5-a]pyridines was developed for the preparation of 1-(pyridin-2-yl)-1,2,3-triazoles by simply using copper(I) acetate as a catalyst. The in situ...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656493 Fri, 03 Feb 2012 21:36:08 +0100 5656493 Efficient synthesis of carbazoles via PtCl2-catalyzed RT cyclization of 1-(indol-2-yl)-2,3-allenols: scope and mechanism http://www.medworm.com/index.php?rid=5656492&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fd1Q6H5KSSyM%2FC1OB06474F Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C1OB06474F, PaperWangqing Kong, Chunling Fu, Shengming MaThe efficient PtCl2-catalyzed synthesis of carbazoles from 1-(indol-2-yl)-2,3-allenols through a unique metal carbene intermediate is described.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656492 Fri, 03 Feb 2012 21:36:08 +0100 5656492 2-Aminopyrimidine as a novel scaffold for biofilm modulation http://www.medworm.com/index.php?rid=5656491&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fw4cqGYCidlY%2FC2OB06871K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06871K, PaperErick A. Lindsey, Roberta J. Worthington, Cristina Alcaraz, Christian MelanderAn efficient synthetic route to a series of substituted 2-aminopyrimidine (2-AP) derivatives has been developed. Several derivatives displayed the ability to modulate bacterial biofilm formation, exhibiting greater activity against Gram-positive strains than Gram-negative strains.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656491 Fri, 03 Feb 2012 21:36:08 +0100 5656491 Conformationally restricted dynamic supramolecular catalysts for substrate-selective epoxidations http://www.medworm.com/index.php?rid=5656490&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FmKJrOF8NvyE%2FC2OB06859A Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06859A, PaperEsmaeil Sheibani, Kenneth WarnmarkA second generation of supramolecular catalysts has been developed displaying increased substrate selectivity in epoxidations of styrene and stilbene derivatives.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5656490 Fri, 03 Feb 2012 21:36:08 +0100 5656490 One-step synthesis of differently bis-functionalized isoxazoles by cycloaddition of carbamoylnitrile oxide with [small beta]-keto esters http://www.medworm.com/index.php?rid=5643857&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FjE5omhXZi7Q%2FC2OB06925C Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06925C, PaperNagatoshi Nishiwaki, Kazuya Kobiro, Shotaro Hirao, Jun Sawayama, Kazuhiko Saigo, Yumiko Ise, Maho Nishizawa, Masahiro ArigaCarbamoylnitrile oxide underwent inverse electron-demand 1,3-dipolar cycloaddition with 1,3-dicarbonyl compounds in the presence of magnesium acetate to afford bis-functionalized isoxazoles.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5643857 Tue, 31 Jan 2012 14:49:04 +0100 5643857 Intramolecular proton transfer impact on antibacterial properties of ansamycin antibiotic rifampicin and its new amino analogues http://www.medworm.com/index.php?rid=5643856&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FuUGFav955SM%2FC2OB00008C Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB00008C, CommunicationKrystian Pyta, Piotr Przybylski, Barbara Wicher, Maria Gdaniec, Joanna StefanskaTautomerisation of rifampicin (1) and its 2-9 analogues has been indicated by 1H, 13C and 15N NMR and X-ray studies. Biological data with structural analysis of interactions at RNAP binding...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5643856 Tue, 31 Jan 2012 14:49:04 +0100 5643856 Bioinspired Organocatalytic Asymmetric Reactions http://www.medworm.com/index.php?rid=5643855&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FTaXNh9hAKWk%2FC2OB07037E Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07037E, PerspectiveAlfredo Ricci, Luca Bernardi, Mariafrancesca Fochi, Mauro Comes FranchiniSeveral small organic molecule catalysts reminds natural enzymes in their mode of action and substrate interaction/activation. This striking similarity has been a great source of inspiration for the development of...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5643855 Tue, 31 Jan 2012 14:49:04 +0100 5643855 The conformers of 3-fluoroalanine. A theoretical study http://www.medworm.com/index.php?rid=5643854&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FSyGXVeCrBIc%2FC2OB06492H Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06492H, PaperIonel Humelnicu, Ernst-Ulrich Wurthwein, Gunter HaufeThe relative energies (kcal mol-1) of 3-fluoroalanine conformers in the gas phase and in water were calculated (DFT, SCS-MP2) and compared to those of alanine.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5643854 Tue, 31 Jan 2012 14:49:04 +0100 5643854 New synthetic approach to paullones and characterization of their SIRT1 inhibitory activity http://www.medworm.com/index.php?rid=5643853&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FVnr1r7p6a7I%2FC2OB06695E Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06695E, PaperSara Soto, Esther Vaz, Carmela Dell'Aversana, Rosana Alvarez, Lucia Altucci, Angel R. de LeraNew paullones, synthesized by a one-pot Suzuki-Miyaura intramolecular amidation, strongly inhibited hSIRT-1 and induced granulocyte differentiation of the U937 leukemia cell line.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5643853 Tue, 31 Jan 2012 14:49:04 +0100 5643853 Bismuth(III) triflate promoted intramolecular hydroamination of unactivated alkenyl sulfonamides in the preparation of pyrrolidines http://www.medworm.com/index.php?rid=5643852&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F0uKN_WfJ6Tg%2FC2OB07064B Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07064B, PaperFrantisek Mathia, Peter SzolcsanyiBi(OTf)3.nH2O was found to be an efficient promoter of the cyclisative hydroamination of unactivated alkenyl sulfonamides, giving rise to the N-protected 2-methyl pyrrolidines in good to excellent yields (up to...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5643852 Tue, 31 Jan 2012 14:49:04 +0100 5643852 Syntheses of (-)-Pelletierine and (-)-Homopipecolic Acid. http://www.medworm.com/index.php?rid=5643851&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FOMxe-6pbEG4%2FC2OB06984A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06984A, CommunicationWen-Hua Chiou, Guei-Tang Chen, Chien-Lun Kao, Yu-Kai GaoEnantiomerical syntheses of (-)-homopipecolic acid and (-)-pelletierine have been achieved by chiral resolution of tropanol followed by Baeyer Villiger oxidation. The methodology provides a practical route for syntheses of optically...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5643851 Tue, 31 Jan 2012 14:49:04 +0100 5643851 The direct catalytic asymmetric aldol reaction of [small alpha]-substituted nitroacetates with aqueous formaldehyde under base-free neutral phase-transfer conditions http://www.medworm.com/index.php?rid=5643850&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FjSOB8DrjwUo%2FC2OB07193B Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07193B, CommunicationSeiji Shirakawa, Kensuke Ota, Shogo J. Terao, Keiji MaruokaEnantioselective direct aldol reaction of [small alpha]-substituted nitroacetates with aqueous formaldehyde for the synthesis of [small alpha]-alkyl serines has been achieved under base-free neutral phase-transfer conditions with a bifunctional chiral phase-transfer catalyst.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5643850 Tue, 31 Jan 2012 14:49:04 +0100 5643850 Synthesis and biological profiling of tellimagrandin I and analogues reveals that the medium ring can significantly modulate biological activity http://www.medworm.com/index.php?rid=5643849&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FHQ2Axcq2iN8%2FC2OB25065A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB25065A, PaperShaojun Zheng, Luca Laraia, Cornelius O' Connor, David Sorrell, Zhaochao Xu, Ashok Venkitaraman, Wenjun Wu, David SpringA novel synthesis of the ellagitannin natural product Tellimagrandin I and a series of medium ring analogues is described. These compounds were all subsequently screened for redox activity, ability to...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5643849 Tue, 31 Jan 2012 14:49:04 +0100 5643849 Synthesis of (+)-L-733,060, (+)-CP-99,994 and (2S,3R)-3-hydroxypipecolic acid: Application of an organocatalytic direct vinylogous aldol reaction http://www.medworm.com/index.php?rid=5643848&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FPJ8dVti7CbU%2FC2OB06644K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06644K, PaperSunil V. Pansare, Eldho K. PaulThe enantioselective synthesis of 2,3-disubstituted piperidines was achieved by employing an organocatalytic direct vinylogous aldol reaction as the key step.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5643848 Tue, 31 Jan 2012 14:49:04 +0100 5643848 One-pot sequential Ti- / Cu-catalysis for tandem amidation/Ullmann-type cyclization: synthesis of model benzodiazepine(di)ones promoted by microwave irradiation http://www.medworm.com/index.php?rid=5643847&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Foy4a7hFf3vE%2FC2OB07063D Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07063D, PaperLeonardo Ciofi, Andrea Trabocchi, Claudia Lalli, Gloria Menchi, Antonio GuarnaThe application of sequential Ti- / Cu-catalysis in the model one-pot synthesis of benzodiazepine(di)ones promoted by microwave irradiation demonstrates the expediency of dual catalysis in coupling-cyclization methods useful for applications...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5643847 Tue, 31 Jan 2012 14:49:04 +0100 5643847 Total synthesis of a cuticular hydrocarbon from the cane beetle Antitrogus parvulus: confirmation of the relative stereochemistry http://www.medworm.com/index.php?rid=5635458&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FiN1JB2ApjQ8%2FC2OB06906G Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06906G, CommunicationNorazah B. Basar, Hao Liu, Devendra Negi, Hasnah M. Sirat, Gareth A. Morris, Eric J. ThomasSynthesis and comparison of (4S,6R,8R,10S,16S)- and (4S,6R,8R,10S,16R)-4,6,8,10,16-pentamethyldocosanes confirmed that the (16S)-epimer was the hydrocarbon isolated from Antitrogus parvulus.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635458 Fri, 27 Jan 2012 21:43:03 +0100 5635458 Enantioselective synthesis of the carbocyclic nucleoside (-)-abacavir http://www.medworm.com/index.php?rid=5635457&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F2ePbh4QXwf8%2FC2OB06775G Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06775G, PaperGrant A. Boyle, Christopher D. Edlin, Yongfeng Li, Dennis C. Liotta, Garreth L. Morgans, Chitalu C. MusondaA route to the carbocyclic nucleoside (-)-Abacavir starting from a readily available [small beta]-lactam is described.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635457 Fri, 27 Jan 2012 21:43:03 +0100 5635457 Enantioseparation of 1-arylethanols via a supramolecular chiral host consisting of N-(2-naphthoyl)-L-aspartic acid and an achiral diamine http://www.medworm.com/index.php?rid=5635456&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FQ0oUR4Gz2nk%2FC2OB06475H Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06475H, PaperKoichi Kodama, Ayaka Kanno, Eriko Sekine, Takuji HiroseA new supramolecular chiral host was constructed from N-acylated L-aspartic acid and an achiral diamine for enantioseparation of 1-arylethanols.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635456 Fri, 27 Jan 2012 21:43:03 +0100 5635456 Zwitterionic reagents for labeling, cross-linking and improving the performance of chemiluminescent immunoassays http://www.medworm.com/index.php?rid=5635455&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F0QnpO5dRN4w%2FC2OB06807A Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06807A, PaperAnand Natrajan, David Sharpe, David WenReactive zwitterionic reagents improve the solubility of hydrophobic antigens, reduce the non-specific binding of proteins and improve chemiluminescent immunoassay performance.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635455 Fri, 27 Jan 2012 21:43:03 +0100 5635455 Synthesis and conformational studies of peptido-squaramide foldable modules: a new class of turn-mimetic compounds http://www.medworm.com/index.php?rid=5635454&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fa4pZrdTX9rs%2FC2OB06715C Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06715C, PaperLuis Martinez, Angel Sampedro, Elena Sanna, Antoni Costa, Carmen RotgerThe combination of a disecondary squaramide with 4-aminobutyric acid affords a new turn module that can be functionalized with dipeptide chains to induce the formation of a hairpin-like structure.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635454 Fri, 27 Jan 2012 21:43:03 +0100 5635454 Aryne [3 + 2] cycloaddition with N-sulfonylpyridinium imides and in situ generated N-sulfonylisoquinolinium imides: a potential route to pyrido[1,2-b]indazoles and indazolo[3,2-a]isoquinolines http://www.medworm.com/index.php?rid=5635453&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FvGvX9VxOWR4%2FC2OB06611D Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06611D, PaperJingjing Zhao, Pan Li, Chunrui Wu, Hongli Chen, Wenying Ai, Renhong Sun, Hailong Ren, Richard C. Larock, Feng ShiN-Tosylpyridinium imides and in situ generated N-tosylisoquinolinium imides react with arynes in a [3 + 2] cycloaddition fashion and readily afford pyrido[1,2-b]indazoles and indazolo[3,2-a]-isoquinolines after elimination of a sulfinate anion.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635453 Fri, 27 Jan 2012 21:43:03 +0100 5635453 Synthesis and photooxidation of oligodeoxynucleotides containing 5-dimethylaminocytosine as an efficient hole-trapping site in the positive-charge transfer through DNA duplexes http://www.medworm.com/index.php?rid=5635452&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FkecUX_ac0Qs%2FC2OB06642D Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06642D, PaperHisatsugu Yamada, Masayuki Kurata, Kazuhito Tanabe, Takeo Ito, Sei-ichi Nishimoto5-Dimethylaminocytosine (DMAC) can function as an efficient hole-trapping site in the anthraquinone (AQ) photosensitizer-injected positive-charge transfer though DNA duplexes.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635452 Fri, 27 Jan 2012 21:43:03 +0100 5635452 Palladium-catalyzed three-component reaction of 2-alkynylbromobenzene, 2-alkynylaniline, and electrophile: an efficient pathway for the synthesis of diverse 11H-indeno[1,2-c]quinolines http://www.medworm.com/index.php?rid=5635451&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FOWMxh7kPiKU%2FC2OB06764A Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06764A, PaperXiaolin Pan, Yong Luo, Jie WuDiverse 11H-indeno[1,2-c]quinolines are produced via a palladium-catalyzed three-component reaction of 2-alkynylbromobenzene, 2-alkynylaniline, and electrophile.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635451 Fri, 27 Jan 2012 21:43:03 +0100 5635451 Peptide and glycopeptide dendrimer apple trees as enzyme models and for biomedical applications http://www.medworm.com/index.php?rid=5635450&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FyyeNFhsTYlE%2FC2OB06938E Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06938E, PerspectiveJean-Louis Reymond, Tamis DarbrePeptide dendrimers were selected from combinatorial libraries as esterase and aldolase models, drug delivery and antimicrobial agents, ligands for lectins, metals and vitamin B12.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635450 Fri, 27 Jan 2012 21:43:03 +0100 5635450 Hydrogen-bond stabilization in oxyanion holes: grand jete to three dimensions http://www.medworm.com/index.php?rid=5635449&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FHFawpnJOfps%2FC2OB06717J Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06717J, PaperLuis Simon, Jonathan M. GoodmanMolecular dynamics and ONIOM calculations reaffirm the conclusion from crystallographic studies that oxyanion holes are not usually stabilized by planar arrangements of H-bonds, but by 3D arrangements. This sub-optimal transition state stabilization leads to better overall catalysis.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635449 Fri, 27 Jan 2012 21:43:03 +0100 5635449 Efficient Syntheses of 2, 3-Disubstituted Natural Quinazolinones via Iridium Catalysis http://www.medworm.com/index.php?rid=5635448&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FQI2-pFxHPyQ%2FC2OB07178A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07178A, CommunicationJianguang Zhou, Jie FangNatural products sclerotigenin, pegamine, deoxyvasicinone, mackinazolinone, and rutaecarpine were synthesized. Core quinazolinone structures were constructed via Ir catalysis.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635448 Fri, 27 Jan 2012 21:43:03 +0100 5635448 C2-symmetric Proline-derived tetraamine as highly effective catalyst for direct asymmetric Michael addition of ketones to chalcones http://www.medworm.com/index.php?rid=5635447&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F1Mbtv08wJwI%2FC2OB06897D Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06897D, PaperYongmei WangA C2-symmetric tetraamine catalyst was developed for the asymmetric Michael addition of ketones to chalcones. The corresponding adducts 1,5-dicarbonyl compounds were obtained in good chemical yields with high levels of...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635447 Fri, 27 Jan 2012 21:43:03 +0100 5635447 Catalytic effect and recyclability of imidazolium-tagged bis(oxazoline) based catalysts in asymmetric Henry reactions http://www.medworm.com/index.php?rid=5635446&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fwql8QW0xD_o%2FC2OB06434K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06434K, PaperZhi-Ming Zhou, Zhi-Huai Li, Xiao-Yan Hao, Jun Zhang, Xiao Dong, Ying-Qiang Liu, Wen-Wen Sun, Dan Cao, Jin-Liang WangC 2 -symmetric imidazolium-tagged bis(oxazoline) ligands were prepared, with an ee of up to 94%, and the catalyst could be reused 6 times without loss of activity/enantioselectivity.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635446 Fri, 27 Jan 2012 21:43:03 +0100 5635446 "Sulfolefin": Highly modular mixed S/Olefin ligands for enantioselective Rh-catalyzed 1,4-addition http://www.medworm.com/index.php?rid=5635445&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F9ZH5HJjRL8c%2FC2OB07132K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB07132K, CommunicationNoureddine Khiar, Alvaro Salvador, Ahmed Chelouan, Ana Alcudia, Inmaculada FernandezSulfolefins I obtained in one step from DAG-sulfinate esters are excellent catalysts for the Rh-catalyzed 1,4-addition of boronic acids to cyclic and acyclic olefins.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635445 Fri, 27 Jan 2012 21:43:03 +0100 5635445 Accurate Prediction of Rate Constants of Diels-Alder Reactions and Application to Design of Diels-Alder Ligation http://www.medworm.com/index.php?rid=5635444&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FuB-TxnAH85M%2FC2OB07079K Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07079K, PaperShiya Tang, Jing Shi, Qingxiang GuoBioorthorgonal reactions are useful tools to gain insights into the structure, dynamics, and function of biomolecules in the field of chemical biology. Recently, Diels-Alder reaction is a promising and attractive...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635444 Fri, 27 Jan 2012 21:43:03 +0100 5635444 Helix and Hairpin Nucleation in Short Peptides Using Centrally Positioned Conformationally Constrained Dipeptide Segments[dagger] http://www.medworm.com/index.php?rid=5635443&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FMab4AIYGDEc%2FC2OB06817F Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06817F, PaperS Chandrappa, S Aravinda, S Ragothama, Rajesh Sonti, RAJKISHOR RAI, Veldore V Harini, N shamala, P BalaramThe effect of incorporation of a centrally positioned Ac6c-Xxx segment where Xxx = LVal / DVal into a host oligopeptide composed of L-amino acid residues has been investigated. Studies of...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635443 Fri, 27 Jan 2012 21:43:03 +0100 5635443 A Stereospecific Synthesis of 2,3,5,6-Tetrasubstituted Tetrahydropyrans via (3,5)-Oxonium-Ene Reaction http://www.medworm.com/index.php?rid=5635442&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FQavmuMOOzMg%2FC2OB06832J Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06832J, PaperAnil Saikia, Pipas Saha, Anup BhuniaAn efficient method for the synthesis of 2,3,5,6-tetrasubstituted tetrahydropyrans has been developed from the reaction of aldehydes and ethyl 2-(1-hydroxyalkyl/hydroxy(phenyl)methyl)-5-methylhex-4-enoate using (3,5)-oxonium-ene reaction promoted by boron trifluoride etherate in good...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635442 Fri, 27 Jan 2012 21:43:03 +0100 5635442 Diversity-Oriented Derivatization of BODIPY Based on Regioselective Bromination http://www.medworm.com/index.php?rid=5635441&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FCs5_8WquR7Q%2FC2OB07004A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07004A, CommunicationYongzhou Hu, Xin Li, Shufang HuangRegioselectively brominated BODIPYs were shown to undergo nucleophilic substitution and Sonogashira coupling reactions with a one-pot procedure, yielding diversely substituted fluorophores.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635441 Fri, 27 Jan 2012 21:43:03 +0100 5635441 One-pot synthesis of a piperidine-based rigidified DTPA analogue and its bifunctional chelating agent. http://www.medworm.com/index.php?rid=5635440&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FUB8UC0y_FC0%2FC2OB07154A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07154A, CommunicationLorenzo Tei, Gabriele Alessandro Rolla, Giuseppe Gugliotta, Mauro BottaThe core structure of cis-3,5-diaminopiperidine was N-alkylated with excess t-butylbromoacetate in order to exploit the successive N-quaternarization and Stevens rearrangement to access at the same time the pentaalkylated product and...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635440 Fri, 27 Jan 2012 21:43:03 +0100 5635440 Synthesis and photophysical evaluation of a pyridinium 4-amino-1,8-naphthalimide derivative that upon intercalation displays preference for AT-rich double-stranded DNA http://www.medworm.com/index.php?rid=5635439&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fpl6rzT_NEzg%2FC2OB06898B Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06898B, PaperThorfinnur Gunnlaugsson, J M Kelly, Jonathan Kitchen, Swagata BanerjeeThe synthesis, characterisation and solid state crystal structure of a cationic 4-amino-1,8-naphthalimide derivative (1) are described. The photophysical properties of 1 are shown to vary with the solvent polarity and...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635439 Fri, 27 Jan 2012 21:43:03 +0100 5635439 Formation of new base pairs between inosine and 5-methyl-2-thiocytidine derivatives http://www.medworm.com/index.php?rid=5635438&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fr0R_9joMNhU%2FC2OB06641F Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06641F, PaperAkihiro Ohkubo, Yudai Nishino, Yu Ito, Hirosuke Tsunoda, Kohji Seio, Mitsuo SekineDNA and 2[prime or minute]-OMe-RNA probes containing 5-methyl-2-thiocytidine (m5s2C) residues that can bind selectively and strongly to the corresponding RNA targets containing inosine residues by the significant stacking effect and steric hindrance of the 2-thiocarbonyl group are reported.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635438 Fri, 27 Jan 2012 21:43:03 +0100 5635438 Carbazole-thiosemicarbazone-Hg(II) ensemble-based colorimetric and fluorescence turn-on toward iodide in aqueous media and its application in live cell imaging http://www.medworm.com/index.php?rid=5635437&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FQC6C_cw5l-E%2FC2OB06792G Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06792G, PaperAjit Kumar Mahapatra, Jagannath Roy, Prithidipa Sahoo, Subhra Kanti Mukhopadhyay, Amarnath ChattopadhyayA carbazole-thiosemicarbazone-Hg2+ ensemble-based fluorogenic probe for detection of iodide in aqueous media is reported. The practical use of an 'ensemble' was demonstrated by its application to the detection of iodide in the living cells.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635437 Fri, 27 Jan 2012 21:43:03 +0100 5635437 Imidazole derivatives: A comprehensive survey of their recognition properties http://www.medworm.com/index.php?rid=5635436&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FSEM_xjNKdpQ%2FC2OB06808G Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06808G, PerspectivePedro Molina, Alberto Tarraga, Francisco OtonImidazole derivatives: a range of possibilities in the field of molecular recognition.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635436 Fri, 27 Jan 2012 21:43:03 +0100 5635436 Fungal biofilm inhibitors from a human oral microbiome-derived bacterium http://www.medworm.com/index.php?rid=5635435&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fmp3TYsZVlo8%2FC2OB06856G Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06856G, PaperXiaoru Wang, Lin Du, Jianlan You, Jarrod B. King, Robert H. CichewiczMutanobactins from an oral-cavity-derived bacterium offer insight into how the human microbiome may afford protection against disease.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635435 Fri, 27 Jan 2012 21:43:03 +0100 5635435 Chemical generation of o-quinone monoimines for the rapid construction of 1,4-benzoxazine derivatives http://www.medworm.com/index.php?rid=5635434&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F4Dc7diia34c%2FC2OB06681E Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06681E, CommunicationNaganjaneyulu Bodipati, Rama Krishna PeddintiHighly reactive o-benzoquinone monoimines were chemically generated by the oxidation of o-aminophenols with diacetoxyiodobenzene and successfully trapped with electron-rich vinylic ethers or thioethers to synthesize novel 1,4-benzoxazine derivatives.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635434 Fri, 27 Jan 2012 21:43:03 +0100 5635434 TBD/Al2O3: a novel catalytic system for dynamic intermolecular aldol reactions that exhibit complex system behaviour http://www.medworm.com/index.php?rid=5635433&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FIzyxVD3iBzo%2FC2OB06648C Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06648C, PaperAngel Martinez-Castaneda, Humberto Rodriguez-Solla, Carmen Concellon, Vicente del AmoThe catalytic system TBD/Al2O3 allows the preparation of thermodynamically-controlled pools of aldols, interconverting through an aldol/retro-aldol sequence, from which moderate levels of diastereoselectivity can emerge.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5635433 Fri, 27 Jan 2012 21:43:03 +0100 5635433 Rotational barriers of biphenyls having heavy heteroatoms as ortho-substituents: experimental and theoretical determination of steric effects http://www.medworm.com/index.php?rid=5624808&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FSOo-JMjWdvM%2FC1OB06688A Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C1OB06688A, PaperLodovico Lunazzi, Michele Mancinelli, Andrea Mazzanti, Susan Lepri, Renzo Ruzziconi, Manfred SchlosserThe free energies of activation for the aryl-aryl rotation of 17 biphenyl derivatives, bearing a heavy heteroatom (S, Se, Te, P, Si, Sn) ortho substituent, have been measured by variable temperature NMR. The present values extend the available list of steric B values.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5624808 Tue, 24 Jan 2012 22:04:10 +0100 5624808 Activation of a CH bond in polypyridine systems by acetyl hypofluorite made from F2 http://www.medworm.com/index.php?rid=5624807&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FSXjXTJxLF2Q%2FC2OB06799D Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06799D, PaperJulia Gatenyo, Youlia Hagooly, Inna Vints, Shlomo RozenGeneral method for oxygenation of polypyridine systems at the [small alpha]-position using AcOFTo cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5624807 Tue, 24 Jan 2012 22:04:10 +0100 5624807 Parallel-stranded DNA: Enhancing duplex stability by the 'G-clamp' and a pyrrolo-dC derivative http://www.medworm.com/index.php?rid=5624806&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FOCv_Xg_Syy4%2FC2OB06606H Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06606H, PaperXin Ming, Ping Ding, Peter Leonard, Simone Budow, Frank SeelaG-clamp 3 and derivative 4 were incorporated into ps and aps DNA, and 3 forms extraordinary stable base pairs in ps DNA.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5624806 Tue, 24 Jan 2012 22:04:10 +0100 5624806 Synthesis and evaluation of fluorogenic 2-amino-1,8-naphthyridine derivatives for the detection of bacteria http://www.medworm.com/index.php?rid=5624805&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FVaA8vMJjWLs%2FC2OB06986E Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06986E, PaperRoz Anderson, Linda Varadi, Mark Gray, Paul William Groundwater, Andy J. Hall, Arthur L. James, Sylvain Orenga, John D. PerrySeveral novel fluorogenic N-aminoacylnaphthyridine substrates were synthethized in good yield and tested for their ability to detect pathogenic bacteria in agar-based cell culture. Simple 2N-([German sz ligature}-alanyl)-5,7-dialkylnaphthyridine substrates were selectively hydrolysed by...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5624805 Tue, 24 Jan 2012 22:04:10 +0100 5624805 Combined study of anion recognition by a carbazole-based neutral tripodal receptor in a competitive environment http://www.medworm.com/index.php?rid=5624804&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FaVl8WbLX5Ho%2FC2OB06868K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06868K, PaperDavid Curiel, Guzman Sanchez, Carmen Ramirez de Arellano, Alberto Tarraga, Pedro MolinaReceptors based on the novel carbazole-2-carboxamide unit have been evaluated in anion complexation studies to reveal a good affinity towards HP2O73- anion in highly polar media.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5624804 Tue, 24 Jan 2012 22:04:10 +0100 5624804 Direct C-H Cross-Coupling Approach to Heteroaryl Coumarins http://www.medworm.com/index.php?rid=5624803&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FTlLCIag5zKw%2FC2OB07137A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07137A, CommunicationSungwoo HongA Pd-catalyzed direct C-H cross-coupling of 3-bromocoumarins with heteroarenes provided an efficient route to synthesizing various 3-heteroarylcoumarins, which are prevalent motifs in many biologically active compounds and fluorophores.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5624803 Tue, 24 Jan 2012 22:04:10 +0100 5624803 Stereoselective synthesis of novel pyrazole derivatives using tert-butansulfonamide as a chiral auxiliary http://www.medworm.com/index.php?rid=5617043&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FxfLANND0xDA%2FC2OB06495B Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06495B, PaperDongju Jeon, Chang Min ParkA novel chiral pyrazole derivative as a potent PDE4 inhibitor developed by our research program for the treatment of anti-inflammatory diseases like Asthma and COPD, and we have disclosed the...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617043 Sat, 21 Jan 2012 21:29:02 +0100 5617043 Gold catalysis on immobilized substrates: a heteroannulation approach to the solid-supported synthesis of indoles[dagger] http://www.medworm.com/index.php?rid=5617042&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F0d8eqWmSbRo%2FC2OB06881H Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06881H, CommunicationAgustina La-Venia, Sebastian Andres Testero, Mirta Paulina Mischne, Ernesto G. MataA gold-catalyzed cyclization of immobilized 2-alkynylanilines was developed as the key step in the synthetic sequence for the preparation of 2-substituted indoles. These results demonstrate the potential of the unexplored...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617042 Sat, 21 Jan 2012 21:29:02 +0100 5617042 Efficient recyclable CuI-nanoparticles-catalyzed S-arylation of thiols with aryl halides on water under mild conditions http://www.medworm.com/index.php?rid=5617041&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FYmEuXhQGUJI%2FC2OB06795A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06795A, PaperHua-Jian Xu, Yu-Feng Liang, Xin-Feng Zhou, Yi-Si FengCuI nanoparticles catalyzed efficiently the C-S cross coupling of aryl and alkyl thiols with aryl halides in the absence of ligands under mild conditions in water. A wide range of...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617041 Sat, 21 Jan 2012 21:29:02 +0100 5617041 Site specific chemoselective labelling of proteins with robust and highly sensitive Ru (II) bathophenanthroline complexes http://www.medworm.com/index.php?rid=5617040&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FfpuIftEUCDM%2FC2OB06684J Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06684J, CommunicationWilli BannwarthThe bioorthogonal and chemoselective fluorescence labelling of several cell-free synthesized proteins containing a site-specifically incorporated azido amino acid was possible using different alkyne-functionalized Ru (II) bathophenanthroline complexes. We were able...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617040 Sat, 21 Jan 2012 21:29:02 +0100 5617040 Palladium-catalyzed cross-coupling reactions of organogold(I) phosphanes with allylic electrophiles http://www.medworm.com/index.php?rid=5617039&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F7vcoJypY2tY%2FC2OB06788A Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06788A, PaperMiguel Pena-Lopez, Miguel Ayan-Varela, Luis A. Sarandeses, Jose Perez SesteloAryl and alkenylgold(I) phosphanes react regioselectively with allylic electrophiles under palladium catalysis in THF at 80 [degree]C to afford the [small alpha]-substitution product with moderate to high yields.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617039 Sat, 21 Jan 2012 21:29:02 +0100 5617039 Unexpected enzyme-catalyzed regioselective acylation of flavonoid aglycones and rapid product screening http://www.medworm.com/index.php?rid=5617038&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F-OiuiWLZb7U%2FC2OB06784F Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06784F, CommunicationEleni Kyriakou, Alexandra Primikyri, Pantelis Charisiadis, Maria Katsoura, Ioannis P. Gerothanassis, Haralambos Stamatis, Andreas G. TzakosCALB-mediated regioselective polyphenol aglycon transformations are reported and rapid product formation screening is achieved through an internal sensor.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617038 Sat, 21 Jan 2012 21:29:02 +0100 5617038 Direct O-glycosidation of resin bound thioglycosides http://www.medworm.com/index.php?rid=5617037&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FuXmjz25WIUA%2FC2OB06883D Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06883D, CommunicationSon Hong Nguyen, Adam H. Trotta, John Cao, Timothy J. Straub, Clay S. BennettGlycoconjugate synthesis by the transfer of resin-immobilized carbohydrates to <2 equivalents of complex aglycones is described.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617037 Sat, 21 Jan 2012 21:29:02 +0100 5617037 [small alpha],[small beta]-Unsaturated imines via Ru-catalyzed coupling of allylic alcohols and amines http://www.medworm.com/index.php?rid=5617036&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FRTrZltONcio%2FC2OB06921K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06921K, CommunicationJared W. Rigoli, Sara A. Moyer, Simon D. Pearce, Jennifer M. SchomakerThe conversion of allylic alcohols and amines to [small alpha],[small beta]-unsaturated imines is reported using 1 mol% of a Ru-pincer complex.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617036 Sat, 21 Jan 2012 21:29:02 +0100 5617036 Copper-catalyzed N-alkylation of amides and amines with alcohols employing the aerobic relay race methodology http://www.medworm.com/index.php?rid=5617035&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FG7__gJAFLtY%2FC1OB06743E Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C1OB06743E, PaperQiang Li, Songjian Fan, Qing Sun, Haiwen Tian, Xiaochun Yu, Qing XuBy employing aerobic oxidative activation of the alcohols, we developed a greener and more advantageous Cu-catalyzed N-alkylation reaction of amides and amines with alcohols and propose a more rational mechanism for the reaction.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617035 Sat, 21 Jan 2012 21:29:02 +0100 5617035 Copper-catalyzed C-alkylation of secondary alcohols and methyl ketones with alcohols employing the aerobic relay race methodology http://www.medworm.com/index.php?rid=5617034&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FmyvzSJUppac%2FC1OB06739G Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C1OB06739G, PaperShiheng Liao, Kangkang Yu, Qiang Li, Haiwen Tian, Zhengping Zhang, Xiaochun Yu, Qing XuBy employing aerobic oxidative activation of the alcohols, copper is a superior catalyst in C-alkylation reactions of secondary alcohols and methyl ketones with alcohols that most likely proceed via a new process rather than the conventional borrowing hydrogen-type mechanisms.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617034 Sat, 21 Jan 2012 21:29:02 +0100 5617034 Room temperature syntheses of entirely diverse substituted [small beta]-fluorofurans http://www.medworm.com/index.php?rid=5617033&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F6ZqO_Ke1Reg%2FC1OB06693E Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C1OB06693E, PaperYan Li, Kraig A. Wheeler, Roman DembinskiSynthetic methods for the preparation of 3-fluorofurans, 3-bromo-4-fluorofurans, and 3-fluoro-4-iodofurans are elaborated.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617033 Sat, 21 Jan 2012 21:29:02 +0100 5617033 Conformational stability of collagen triple helices functionalized in the Yaa position by click chemistry http://www.medworm.com/index.php?rid=5617032&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FHnlbLgNxzH4%2FC2OB06720J Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06720J, PaperRoman S. Erdmann, Helma WennemersClick chemistry was used to introduce moieties as sterically demanding as monosaccharides into the Yaa position of collagen model peptides. The effect of different triazolyl derivatives as well as the configuration of the functionalized proline residue on the thermal stability of the collagen triple helices was examined.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5617032 Sat, 21 Jan 2012 21:29:02 +0100 5617032 Asymmetric organocatalytic formation of protected and unprotected tetroses under potentially prebiotic conditions http://www.medworm.com/index.php?rid=5604034&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F8degWU3hjHg%2FC1OB06798B Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C1OB06798B, PaperLaurence Burroughs, Paul A. Clarke, Henrietta Forintos, James A. R. Gilks, Christopher J. Hayes, Matthew E. Vale, William Wade, Myriam ZbytniewskiEsters of proteinogenic acyclic (L)-amino acids catalyse the formation of (D)-erythrose and (D)-threose under aqueous and potentially prebiotic conditions in the highest yields and enantioselectivities yet reported. This offers the potential to account for the link between natural (L)-amino acids and natural (D)-sugars.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604034 Wed, 18 Jan 2012 22:20:36 +0100 5604034 Polymer-supported syntheses of thiophene-containing compounds using a new type of traceless linker http://www.medworm.com/index.php?rid=5604033&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FX1hBW1Sj1Og%2FC2OB06714E Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06714E, PaperAbderrazak Ben-Haida, Philip HodgeA traceless linker that is based on the Haller-Bauer cleavage of polymer-supported aryl 2-thienyl ketones is described.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604033 Wed, 18 Jan 2012 22:20:36 +0100 5604033 N-heterocyclic carbene-mediated hydroacylation-Sonogashira/Heck/Suzuki coupling in a single pot: A new cascade reaction http://www.medworm.com/index.php?rid=5604032&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FlysZfI6luCw%2FC2OB06950D Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06950D, PaperM. Sreenivasulu, K. Siva Kumar, P. Rajender Kumar, K. B. Chandrasekhar, Manojit PalA dually NHC-catalyzed reaction cascade comprising an initial hydroacylation and subsequent Sonogashira/Heck/Suzuki coupling in the same pot is reported.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604032 Wed, 18 Jan 2012 22:20:36 +0100 5604032 Photosensitization of DNA by [small beta]-carbolines: Kinetic analysis and photoproduct characterization http://www.medworm.com/index.php?rid=5604031&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FBL36succKy8%2FC2OB06505C Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06505C, PaperM. Micaela Gonzalez, Mariana Vignoni, Magali Pellon-Maison, Matias A. Ales-Gandolfo, Maria R. Gonzalez-Baro, Rosa Erra-Balsells, Bernd Epe, Franco M. CabrerizoThe type and extent of DNA modifications photosensitized by [small beta]-carboline alkaloids strongly depend on both the pH and the chemical structure of the photosensitizer.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604031 Wed, 18 Jan 2012 22:20:36 +0100 5604031 Organocatalytic stereoselective synthesis of passifloricin A http://www.medworm.com/index.php?rid=5604030&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fa4IpdkrlvEY%2FC2OB06711K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06711K, PaperPradeep Kumar, Menaka Pandey, Priti Gupta, Dilip D. DhavaleAn efficient enantioselective synthesis of passifloricin A has been achieved in high diastereomeric excess by a combination of iterative proline-catalyzed sequential [small alpha]-aminoxylation, Horner-Wadsworth-Emmons olefination and ring-closing metathesis.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604030 Wed, 18 Jan 2012 22:20:36 +0100 5604030 Calix[4]arene based 1,3,4-oxadiazole and thiadiazole derivatives: Design, synthesis, and biological evaluation http://www.medworm.com/index.php?rid=5604029&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FwoOwb81mg7s%2FC2OB06730G Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06730G, PaperManishkumar B. Patel, Nishith R. Modi, Jignesh P. Raval, Shobhana K. MenonSome novel calix[4]arene based 1,3,4-oxadiazole and 1,3,4-thiadiazole were synthesized as antioxidant, antimycobacterial, antimicrobial and antifungal agents and evaluated for their in vitro activities against different strains.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604029 Wed, 18 Jan 2012 22:20:36 +0100 5604029 Studies of the H-D exchange mechanism of malonganenone B http://www.medworm.com/index.php?rid=5604028&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Ft3V7N5JeTLM%2FC2OB06926A Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06926A, CommunicationPeter G. K. Clark, Matthias Lein, Robert A. KeyzersStudies of malonganenone B analogues indicated that its H-D exchange in deuteric NMR solvents goes through a novel mechanism involving a rare mixed amine-amide NHC.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604028 Wed, 18 Jan 2012 22:20:36 +0100 5604028 Well-defined (N-heterocyclic carbene)-Ag(I) complexes as catalysts for A3 reactions http://www.medworm.com/index.php?rid=5604027&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FvKNXwZrpUms%2FC2OB06900H Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06900H, CommunicationMing-Tsz Chen, Brant Landers, Oscar NavarroThe use of well-defined (N-heterocyclic carbene)-Ag(I) complexes for the A3 reaction allows for the coupling of unactivated aldehydes at room temperature and very short reaction times.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604027 Wed, 18 Jan 2012 22:20:36 +0100 5604027 Replication of biosynthetic reactions enables efficient synthesis of A-factor, a [gamma]-butyrolactone autoinducer from Streptomyces griseus http://www.medworm.com/index.php?rid=5604026&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F6FF6TVkijY8%2FC2OB06653J We report a concise synthesis of A-factor, the prototypical [gamma]-butyrolactone signalling compound of Streptomyces bacteria. In analogy to enzymatic reactions in A-factor biosynthesis, our synthesis features a tandem esterification-Knoevenagel condensation yielding a 2-acyl butenolide and a surprising, chemoselective conjugate reduction of this compound with sodium cyanoborohydride.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604026 Wed, 18 Jan 2012 22:20:36 +0100 5604026 Total Synthesis of (+)-Anamarine http://www.medworm.com/index.php?rid=5604025&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F95D-gVYJM5U%2FC2OB06940G Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06940G, PaperSuresh Reddy CirandurTotal synthesis of (+)-anamarine a polyoxygenated [small delta]-pyranone natural product was accomplished via cross-metathesis protocol starting from 3-butene-1-ol and glycidol. Other key features of this synthetic strategy include use of Sharpless...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604025 Wed, 18 Jan 2012 22:20:36 +0100 5604025 One-pot Synthesis of 1-Alkyl-1H-indazoles from 1,1-Dialkylhydrazones via Aryne Annulation http://www.medworm.com/index.php?rid=5604024&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F2qWLMylnv1w%2FC2OB07117G Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07117G, PaperNataliya A Markina, Anton V Dubrovskiy, Richard C LarockA novel route to pharmaceutically important 1-alkyl-1H-indazoles has been developed based on the reaction of readily accessible aldehyde 1,1-dialkylhydrazones with o-(trimethylsilyl)aryl triflates.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604024 Wed, 18 Jan 2012 22:20:36 +0100 5604024 Scope of Direct Arylation of Fluorinated Aromatics with Aryl Sulfonates http://www.medworm.com/index.php?rid=5604023&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FxznZsJVC3i0%2FC2OB06840K Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06840K, CommunicationJoyce Wei Wei Chang, Eugene Yurong Chia, Christina L. L. Chai, Jayasree SeayadPd(OAc)2, in the presence of MePhos and KOAc in THF, efficiently catalyzes the direct arylation of fluoro aromatics with aryl triflates under mild conditions. Sterically hindered triflates and heteroaryl triflates...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604023 Wed, 18 Jan 2012 22:20:36 +0100 5604023 Experimental electron density of sumanene, a bowl-shaped fullerene fragment; comparison with the related corannulene hydrocarbon http://www.medworm.com/index.php?rid=5604022&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FSA07n4F68AM%2FC2OB07040E Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07040E, CommunicationStefan Mebs, Manuela Weber, Peter Luger, Bernd M. Schmidt, Hidehiro Sakurai, Shuhei Higashibayashi, Satoru Onogi, Dieter LentzThe experimental electron density of sumanene, C21H12, was extracted from a high resolution X-ray data set measured at 100 K and topologically analyzed. In addition to bond topological and atomic...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604022 Wed, 18 Jan 2012 22:20:36 +0100 5604022 A selective fluorescent turn-on NIR probe for cysteine http://www.medworm.com/index.php?rid=5604021&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FyGPlA0GqAp0%2FC2OB07046D Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07046D, CommunicationWeili ZhaoA selective and sensitive turn-on fluorescent NIR probe for cysteine has been developed. Cleavage of 2,4-dinitrobenzenesulfonyl (DNBS) with thiols switches the weakly fluorescent aza-BODIPY dye (em= 734 nm, f =...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604021 Wed, 18 Jan 2012 22:20:36 +0100 5604021 A Highly Selective and Sensitive in-vivo Fluorosensor for Zinc(II) without cytotoxicity. http://www.medworm.com/index.php?rid=5604020&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FaHrvJr_MDHQ%2FC2OB07084G Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07084G, CommunicationAli MahammadA highly selective and sensitive fluorescent Zn2+ sensor, 2,6-bis(2-Hydroxy-benzoic acid hydrazide) 4-methylphenol (1), was designed and synthesized. In aqueous tetrahydrofuran (4:6 v/v) ligand 1, induces a 2:1 complex formation with...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604020 Wed, 18 Jan 2012 22:20:36 +0100 5604020 (+)-syn-Benzotriborneol an Enantiopure C3-Symmetric Receptor for Water http://www.medworm.com/index.php?rid=5604019&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F-iNWRQmfUKo%2FC2OB06774A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06774A, PaperFabrizio Fabris, Ottorino De Lucchi, Ilaria Nardini, Marco Crisma, Andrea Mazzanti, Sax Mason, Marie-Helene Lemee-Cailleau, Francesca Scaramuzzo, Cristiano Zonta(+)-syn-Benzotriborneol forms stable complexes with one molecule of water. This is due to the ability of the host to form three hydrogen bonds with water, to act simultaneously as hydrogen-bond...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604019 Wed, 18 Jan 2012 22:20:36 +0100 5604019 An efficient one pot transfer hydrogenation and N-alkylation of quinolines with alcohols mediated by Pd/C/Zn http://www.medworm.com/index.php?rid=5604018&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F4gXZpP47fsk%2FC1OB05888F Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C1OB05888F, PaperBelen Abarca, Rosa Adam, Rafael Ballesteros1,2,3,4-Tetrahydroquinolines and N-alkylated tetrahydroquinolines from quinolines have been obtained with excellent yields in one step.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604018 Wed, 18 Jan 2012 22:20:36 +0100 5604018 Hybrid Ligand/Alkylating Agents Targeting Telomeric G-Quadruplex Structures http://www.medworm.com/index.php?rid=5604017&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FLYEsR-rV7TU%2FC2OB06816H Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06816H, PaperFilippo Doria, Matteo Nadai, Marco Folini, Marco Di Antonio, Luca Germani, Claudia Percivalle, Claudia Sissi, Nadia Zaffaroni, Stefano Alcaro, Anna Artese, Sara N Richter, Mauro FrecceroThe synthesis, physico-chemical properties and biological effects of a new class of naphthalene diimides (NDIs) capable to reversibly bind telomeric DNA and alkylate it through an electrophilic quinone methide moiety...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604017 Wed, 18 Jan 2012 22:20:36 +0100 5604017 Synthesis and Biological Investigation of the [small beta]-Thiolactone and [small beta]-Lactam Analogs of Tetrahydrolipstatin http://www.medworm.com/index.php?rid=5604016&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FZSzC5KdeswY%2FC2OB06976H Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06976H, PaperD Crich, Sylvain Aubry, Genevieve Aubert, Thierry CresteilThe synthesis of [small beta]-thiolactone and [small beta]-lactam analogs of tetrahydrolipstatin is described from a common late-stage [small beta]-lactone derivative. These analogs, and with a cis-disubstituted [small beta]-lactone analog of tetrahydrolipstatin, were screened for...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604016 Wed, 18 Jan 2012 22:20:36 +0100 5604016 Conformational stability studies of a stapled hexa-[small beta]3-peptide library http://www.medworm.com/index.php?rid=5604015&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F90Z8paiuhxY%2FC2OB06617C Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06617C, PaperRomila D. Gopalan, Mark P. Del Borgo, Ylva E. Bergman, Sharon Unabia, Roger J. Mulder, Matthew C. J. Wilce, Jacqueline A. Wilce, Marie-Isabel Aguilar, Patrick PerlmutterAn extensive library of new, 14-helical, hexa [small beta]3-peptides demonstrates that appropriately stapled hexa-[small beta]3-peptides can allow for a number of variations, including staple size, location and functionalization, without significant perturbation of the 14-helix.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604015 Wed, 18 Jan 2012 22:20:36 +0100 5604015 Chemoenzymatic Synthesis of (-)-Epibatidine http://www.medworm.com/index.php?rid=5604014&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FbefWPAHtVis%2FC2OB06904K Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06904K, PaperP J Stevenson, D R Boyd, Christopher Royston Allen, Narain Sharma, Magdalena Kaik, Peter Brian McIntyrecis-Dihydrocatechol, derived from enzymatic cis-dihydroxylation of bromobenzene using the microorganism Pseudomonas putida UV4, was converted into (-)-epibatidine in eleven steps with complete stereocontrol. In addition, an unprecedented palladium-catalysed disproportionation reaction...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604014 Wed, 18 Jan 2012 22:20:36 +0100 5604014 Selective recognition of sulfate ions by tripodal cyclic peptides functionalised with thio(urea) binding sites http://www.medworm.com/index.php?rid=5604013&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FsDh2IejoUJI%2FC2OB06964D Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06964D, PaperPhilip G. Young, Katrina A JolliffeA tripodal urea and tripodal thiourea with the same cyclic peptide core have been synthesised and their anion binding ability investigated. In CDCl3, the tripodal urea self-associates whereas the thiourea...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604013 Wed, 18 Jan 2012 22:20:36 +0100 5604013 Stereocontrolled asymmetric synthesis of syn-E-1,4-diol-2-enes using allyl boronates and its application in the total synthesis of solandelactone F http://www.medworm.com/index.php?rid=5604012&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fh5r9xIh--zE%2FC2OB06975J Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06975J, PaperAnna Robinson, Varinder K. AggarwalA highly stereocontrolled total synthesis of solandelactone F is reported using lithiation-borylation-allylation as the key step.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604012 Wed, 18 Jan 2012 22:20:36 +0100 5604012 Non-symmetrically substituted phenoxazinones from laccase-mediated oxidative cross-coupling of aminophenols: an experimental and theoretical insight http://www.medworm.com/index.php?rid=5604011&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fu_FhfW3njzE%2FC1OB05795B Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C1OB05795B, PaperFrederic Bruyneel, Georges Dive, Jacqueline Marchand-BrynaertThe study of laccase-mediated cross-coupling reactions of pairs of aminophenol substrates brought evidence that the first Michael addition step proceeds outside the catalytic pocket.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5604011 Wed, 18 Jan 2012 22:20:36 +0100 5604011 Direct amination of [small alpha]-substituted nitroacetates using di-tert-butyl azodicarboxylate catalyzed by Hatakeyama's catalyst [small beta]-ICD http://www.medworm.com/index.php?rid=5593107&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FjIhf7rYvMmE%2FC2OB06746C We report the first example of catalytic asymmetric direct amination of [small alpha]-monosubstituted nitroacetates using di-tert-butyl azodicarboxylate, catalyzed by Hatakeyama's catalyst [small beta]-ICD.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593107 Sun, 15 Jan 2012 10:54:19 +0100 5593107 A new and convenient approach for the preparation of [small beta]-cyanoethyl protected trinucleotide phosphoramidites http://www.medworm.com/index.php?rid=5593106&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Ff3eDi_fSTBU%2FC2OB06934B Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06934B, CommunicationMatthaus Janczyk, Bettina Appel, Danilo Springstubbe, Hans-Joachim Fritz, Sabine MullerA convenient approach for the preparation of fully protected trinucleotide synthons to be used for the synthesis of gene libraries is reported.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593106 Sun, 15 Jan 2012 10:54:19 +0100 5593106 Probing the Stability of Multicomponent Self-Assembled Architectures based on Cucurbit[8]uril in the Gas Phase http://www.medworm.com/index.php?rid=5593105&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F4b0tCUe2e4g%2FC2OB06954G Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06954G, PaperMonika Cziferszky, Frank Biedermann, Markus Kalberer, Prof. Oren SchermanAqueous supramolecular chemistry and highly controlled self-assembly of multi-component architectures are novel tools for investigating and answering questions with different biological implications. Among other self-assembly motifs the barrel-shaped host molecule...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593105 Sun, 15 Jan 2012 10:54:19 +0100 5593105 Mechanism and Optimisation of the Homoboroproline Bifunctional Catalytic Asymmetric Aldol Reaction: Lewis Acid Tuning Through In situ Esterification http://www.medworm.com/index.php?rid=5593104&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FPvjxj17yDgc%2FC2OB06872A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06872A, PaperAndrew Whiting, Irene GeorgiouThe use of homoboroproline as a bifunctional catalyst in the asymmetric aldol reaction has been investigated mechanistically, particularly with respect to tuning the Lewis acidity of boron by in situ...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593104 Sun, 15 Jan 2012 10:54:19 +0100 5593104 Synthesis of donor-acceptor chromophores by the [2+2] cycloaddition of arylethynyl-2H-cyclohepta[b]furan-2-ones with 7,7,8,8-tetracyanoquinodimethane http://www.medworm.com/index.php?rid=5593103&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FMjOk_xKwXHU%2FC2OB06931H Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06931H, PaperTaku Shoji, Junya Higashi, Shunji Ito, Tetsuo Okujima, Masafumi Yasunami, Noboru MoritaArylethynyl-2H-cyclohepta[b]furan-2-ones reacted with 7,7,8,8-tetracyanoquinodimethane (TCNQ) in a formal [2+2] cycloaddition reaction, followed by ring opening of the initially formed cyclobutene derivatives, to afford the corresponding dicyanoquinodimethane (DCNQ) chromophores in excellent...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593103 Sun, 15 Jan 2012 10:54:19 +0100 5593103 Promiscuous enantioselective (-)-[gamma]-lactamase activity in the Pseudomonas fluorescens esterase I http://www.medworm.com/index.php?rid=5593102&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fpg4XM5KbAQ4%2FC2OB06887G Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06887G, PaperLeticia Luciana Torres, Marlen Schmidt, Anna Schlie[German sz ligature}mann, Noella Silva-Martin, Juan Hermoso, Jose Berenguer, Uwe Bornscheuer, Aurelio HidalgoA promiscuous but very enantioselective (-)-[gamma]-lactamase activity in the kinetic resolution of the Vince lactam (2-Azabicyclo[2.2.1]hept-5-en-3-one) was detected in the Pseudomonas fluorescens esterase I (PFEI). The lactamase activity was increased...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593102 Sun, 15 Jan 2012 10:54:19 +0100 5593102 Stereoselective Synthesis of Hydroxy Stilbenoids and Styrenes by Atom-efficient Olefination with Thiophthalides http://www.medworm.com/index.php?rid=5593101&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fds0kVAnPSPw%2FC2OB06991A Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06991A, PaperDipak Ranjan Mal, Prithiba Mitra, Brateen Shome, Saroj Ranjan De, Anindya SarkarThe synthesis of stilbenoids and styryl carboxylic acids is accomplished with high E-stereoselectivity by olefination of aldehydes with thiophthalides under basic conditions. The olefination is highly atom-efficient as it loses...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593101 Sun, 15 Jan 2012 10:54:19 +0100 5593101 A Non-metal Catalysed Oxidation of Primary Azides to Nitriles at Ambient Temperature http://www.medworm.com/index.php?rid=5593100&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FBgj6BsLLaps%2FC2OB06949K Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06949K, PaperKandikere Ramaiah Prabhu, Manjunath Lamani, Pradeep DevadigA novel non-metal catalyzed oxidation of organic azides to nitriles under solvent-free conditions is presented employing catalytic amounts of KI, and DABCO in aq. TBHP at room temperature. This non-metal...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593100 Sun, 15 Jan 2012 10:54:19 +0100 5593100 Thiacalix[4]arene-cinnamaldehyde derivative: ICT-induced preferential nanomolar detection of Ag+ among different transition metal ions http://www.medworm.com/index.php?rid=5593099&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FBrjdBJklX40%2FC1OB06294H Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C1OB06294H, PaperManoj Kumar, Naresh Kumar, Vandana BhallaA new thiacalix[4]arene-cinnamaldehyde derivative 3, which undergoes red shift in the fluorescence spectrum in the presence of Ag+ ions, has been synthesized.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593099 Sun, 15 Jan 2012 10:54:18 +0100 5593099 An efficient protocol for the solid-phase synthesis of glycopeptides under microwave irradiation http://www.medworm.com/index.php?rid=5593098&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Fu1h6MjCw3Hc%2FC2OB06532K Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06532K, PaperFayna Garcia-Martin, Hiroshi Hinou, Takahiko Matsushita, Shun Hayakawa, Shin-Ichiro NishimuraAn efficient protocol for glycopeptides was established by a double coupling method under microwave irradiation.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593098 Sun, 15 Jan 2012 10:54:18 +0100 5593098 Design of N-cinnamyl sulfinamides as new sulfur-containing olefin ligands for asymmetric catalysis: achieving structural simplicity with a categorical linear framework http://www.medworm.com/index.php?rid=5593097&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FOz4I34_CCAU%2FC2OB06723D Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06723D, PaperShen-Shuang Jin, Hui Wang, Ting-Shun Zhu, Ming-Hua XuThe design and development of an extraordinarily simple new class of chiral sulfur-olefin hybrid ligands with remarkable structural simplicity were described. These unique sulfinamide-olefin ligands have been proved to be highly effective ligands in Rh-catalyzed asymmetric 1,4-additions.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593097 Sun, 15 Jan 2012 10:54:18 +0100 5593097 Probing the functional limits of the norepinephrine transporter with self-reporting, fluorescent stilbazolium dimers http://www.medworm.com/index.php?rid=5593096&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FsAIGNYgr2U8%2FC2OB06796J Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06796J, CommunicationErika L. Smith, Adrienne S. Brown, Edward Adjaye-Mensah, James N. WilsonA series of stilbazolium dimers were synthesized and investigated as sterically demanding ligands targeting the norepinephrine transporter.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593096 Sun, 15 Jan 2012 10:54:18 +0100 5593096 Enantioselective synthesis of C-linked spiroacetal-triazoles as privileged natural product-like scaffolds http://www.medworm.com/index.php?rid=5593095&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FO_jqJk61K3I%2FC2OB06802H Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06802H, PaperJui Thiang Brian Kueh, Ka Wai Choi, Margaret A. BrimbleThe union of the biologically privileged 6,6-spiroacetal scaffold with azides by the regioselective Copper-Catalysed Azide-Alkyne Cycloaddition (CuAAC) affords novel C-linked spiroacetal-triazoles. The anomeric C-linkage is anticipated to provide increased stability towards hydrolytic cleavage.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593095 Sun, 15 Jan 2012 10:54:18 +0100 5593095 Lawesson's reagent-initiated domino reaction of aminopropenoyl cyclopropanes: synthesis of thieno[3,2-c]pyridinones http://www.medworm.com/index.php?rid=5593094&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FZU7RVTM3rvo%2FC2OB06709A Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06709A, PaperPeng Huang, Rui Zhang, Yongjiu Liang, Dewen DongDomino reactions of dimethylaminopropenoyl cyclopropanes initiated by Lawesson's reagent provides one-pot access to 2,3-dihydrothieno[3,2-c]pyridin-4(5H)-ones and thieno[3,2-c]pyridin-4(5H)-ones.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593094 Sun, 15 Jan 2012 10:54:18 +0100 5593094 A copper-based catalytic system for carboxylation of terminal alkynes: synthesis of alkyl 2-alkynoates http://www.medworm.com/index.php?rid=5593093&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2Flz8RMZheNwI%2FC2OB06884B Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06884B, CommunicationKiyofumi Inamoto, Narumi Asano, Koji Kobayashi, Misato Yonemoto, Yoshinori KondoAn efficient coupling of terminal alkynes and CO2 in the presence of alkyl halides can be achieved under ambient conditions using a copper/phosphine catalyst system, providing facile access to a variety of functionalised alkyl 2-alkynoates.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593093 Sun, 15 Jan 2012 10:54:18 +0100 5593093 Highly selective, naked-eye and fluorescent "off-on" probe for detection of histidine/histidine-rich proteins and its application in living cell imaging http://www.medworm.com/index.php?rid=5593092&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F_dhmX_Q7Abo%2FC2OB06520G Org. Biomol. Chem., 2012, Advance ArticleDOI: 10.1039/C2OB06520G, PaperShenyi Zhang, Chunmei Yang, Weiping Zhu, Bubing Zeng, Youjun Yang, Yufang Xu, Xuhong QianA novel fluorescent probe (S1) for the colorimetric and switch-on fluorescent detection of histidine and histidine-rich proteins was designed and synthesized. The probe S1 shows good selectivity for histidine over other [small alpha]-amino acids, and can be used for histidine detection and imaging in living cells.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593092 Sun, 15 Jan 2012 10:54:18 +0100 5593092 Metal-Free Synthesis of Allylic Amines by Cross-Dehydrogenative-Coupling of 1,3-Diarylpropenes with Anilines and Amides under Mild Conditions http://www.medworm.com/index.php?rid=5593091&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FwlKmDaBv134%2FC2OB06826E Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06826E, PaperZhiming Wang, Hanjie Mo, Dongping Cheng, Weiliang BaoCross-dehydrogenative-coupling reaction of both primary anilines and secondary anilines with 1,3-diarylpropenes to form a series of allylic amines promoted by DDQ have been realized. Also, monoallylation products or diallylation products...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593091 Sun, 15 Jan 2012 10:54:18 +0100 5593091 Cyclization-Carbonylation-Cyclization Coupling Reaction of [gamma]-Propynyl-1,3-diketones with Palladium(II)-Bisoxazoline Catalyst http://www.medworm.com/index.php?rid=5593090&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2FoTtOqKfQ0u0%2FC2OB07016B Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB07016B, CommunicationTaichi Kusakabe, Yasuko Kawai, Shen Rong, Tomoyuki Mochida, Keisuke KatoCyclization-carbonylation-cyclization coupling reaction (CCC-coupling reaction) of [gamma]-propynyl-1,3-diketones catalyzed by (box)PdII complexes afforded symmetrical ketones bearing two oxabicyclic groups in moderate to excellent yields.The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593090 Sun, 15 Jan 2012 10:54:18 +0100 5593090 The mode of binding ACMA - DNA relies on the base-pair nature http://www.medworm.com/index.php?rid=5593089&cid=s_33811_67_f&fid=33811&url=http%3A%2F%2Ffeeds.rsc.org%2F%7Er%2Frss%2FOB%2F%7E3%2F63_TS-cLXzQ%2FC2OB06889C Org. Biomol. Chem., 2012, Accepted ManuscriptDOI: 10.1039/C2OB06889C, PaperNatalia Busto, Begona Garcia, Jose Maria Leal, Fernando Secco, Marcella VenturiniA thermodynamic and kinetic study on the mode of binding of 9-amino-6-chloro-2-methoxi-acridine, ACMA, to poly(dA-dT)[round bullet, filled]poly(dA-dT) and poly(dG-dC)[round bullet, filled]poly(dG-dC) has been undertaken at pH = 7.0 and I = 0.1 M. The...The content of this RSS Feed (c) The Royal Society of Chemistry (Source: RSC - Organic Biomolecular Chemistry) RSC - Organic Biomolecular Chemistry journals http://www.medworm.com/rss/comments.php?id=5593089 Sun, 15 Jan 2012 10:54:18 +0100 5593089