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文章名     作者     期刊名     摘要     卷     期         如果没有找到您所需要的文献，请点击 ——此处申请     共27条记录   A versatile and convenient preparation of unsymmetrical diaryl disulfides. [作者：Demkowicz, Sebastian;Rachon, Janusz;Witt, Dariusz;,期刊：Synthesis, 页码：2033-2038 , 文章类型： 研究论文，,卷期：2008年-13] Derivatives, and Condensed Benzenoid Compounds) Section We have developed a convenient method for the synthesis of unsym. diaryl disulfides under mild conditions in excellent yields. The described method is based on the... Aqueous-mediated ring opening of epoxides with oximes: a rapid entry into b-hydroxy oxime O-ethers as potential b-adrenergic blocking agents. [作者：Rad, Mohammad Navid Soltani;Behrouz, Somayeh;Dianat, Manije;,期刊：Synthesis, 页码：2055-2064 , 文章类型： 研究论文，,卷期：2008年-13] Novel b-hydroxy oxime O-ethers, as potential b-adrenergic blocking O-alkylation of oximes with epoxides in the presence of KOH at room temp. The O-alkylation was regioselective, and (E)-oxime ethers were the main produc... Development of a tandem base-catalyzed, triphenylphosphine-mediated disulfide reduction-Michael addition. [作者：Bartolozzi, Alessandra;Foudoulakis, Hope M.;Cole, Bridget M.;,期刊：Synthesis, 页码：2023-2032 , 文章类型： 研究论文，,卷期：2008年-13] A tandem disulfide redn.-Michael addn. was developed using both free and polymer-bound PPh3 as the reducing agent. The procedure was applied to intermol. systems for the synthesis of arylsulfanyl- and alkylsulfanyl-subs... Merrifield resin supported dipeptides: efficient and recyclable organocatalysts for asymmetric aldol reactions under neat reaction conditions. [作者：Yan, Jincan;Wang, Lei;,期刊：Synthesis, 页码：2065-2072 , 文章类型： 研究论文，,卷期：2008年-13] A no. of Merrifield resin supported dipeptide and tripeptide catalysts have been developed of which Pro-Ala-O-P, catalyst A, was found to be an efficient catalyst for asym. direct aldol reactions. Aldehydes and ketones ... A novel and convenient synthesis of thiazol-2(3H)-imine-linked glycoconjugates. [作者：Zhou, Guo-Bin;Guan, Yue-Qing;Shen, Chao;Wang, Qian;Liu, Xiao-Ming;Zhang, Peng-Fei;Li, Li-Li;,期刊：Synthesis, 页码：1994-1996 , 文章类型： 研究论文，,卷期：2008年-13] A novel and convenient synthetic approach for the prepn. of thiazol-2(3H)-imine-linked glycoconjugates, e.g. I, which involves the cyclization of 1-benzoyl-3-(2,3,4,6-tetra-O-pivaloyl-b-D-glucopyranosyl)thiourea with a v... A concise microwave-assisted synthesis of 2-aminoimidazole marine sponge alkaloids of the isonaamines series. [作者：Ermolat'ev, D. S.;Alifanov, V. L.;Rybakov, V. B.;Babaev, E. V.;Van der Eycken, E. V.;,期刊：Synthesis, 页码：2083-2088 , 文章类型： 研究论文，,卷期：2008年-13] A short and efficient route to 1,4-substituted 2-aminoimidazole alkaloids starting from easily accessible 2-(alkylamino)pyrimidines and a-bromo aldehydes is reported. The formation of the intermediate imidazo[1,2-a]pyri... Stereocontrolled synthesis of novel spirocyclic oxa-bridged cyclooctanoids through sequential transformations of pentafulvenes. [作者：Krishnan, K. Syam;Kuthanappillil, Jinesh M.;John, Jubi;Suresh, C. H.;Suresh, E.;Radhakrishnan, K. V.;,期刊：Synthesis, 页码：2134-2140 , 文章类型： 研究论文，,卷期：2008年-13] A novel and efficient methodol. for the stereocontrolled synthesis of spirocyclic oxa-bridged cyclooctanoids having multiple spiro centers is described. The cycloaddn. reaction, which affords spirocyclic cyclooctanoids ... Oxidative conversion of amines into their corresponding nitriles using o-iodoxybenzoic acid (IBX)/iodine. Selective oxidation of aminoalcohols to hydroxynitriles. [作者：Chiampanichayakul, Supanimit;Pohmakotr, Manat;Reutrakul, Vichai;Jaipetch, Thaworn;Kuhakarn, Chutima;,期刊：Synthesis, 页码：2045-2048 , 文章类型： 研究论文，,卷期：2008年-13] O-Iodoxybenzoic acid (IBX)/iodine in DMSO at 65 癈 oxidatively and efficiently converted various amines into the corresponding nitriles in good to excellent yields. Under the reaction conditions, amines were selectively ... Convenient conversion of aldoximes into nitriles with N-chlorosuccinimide and pyridine. [作者：Gucma, Miroslaw;Golebiewski, W. Marek;,期刊：Synthesis, 页码：1997-1999 , 文章类型： 研究论文，,卷期：2008年-13] Benzaldehyde oximes substituted with electron-donating groups were dehydrated to the corresponding benzonitriles by N-chlorosuccinimide/pyridine in acetonitrile. Benzaldehyde oxime itself and alkanal oximes afford the c... Immobilization of copper(II) in organic-inorganic hybrid materials: a highly efficient and reusable catalyst for the classic Ullmann reaction. [作者：Wu, Qiang;Wang, Lei;,期刊：Synthesis, 页码：2007-2012 , 文章类型： 研究论文，,卷期：2008年-13] The immobilization of Cu(II) in org.-inorg. (silica gel) hybrid materials as was described. Aryl iodides, bromides, and chlorides underwent smoothly homocoupling in the presence of a catalyst. The protocol involved the... Applications of TEMPO in synthesis. [作者：Vogler, Thomas;Studer, Armido;,期刊：Synthesis, 页码：1979-1993 , 文章类型： 综述，,卷期：2008年-13] A review. This review described the broad application of TEMPO and its derivs. in org. synthesis. Various reactions including oxidn. of alcs., sulfides, and organometallic compds. were discussed. Moreover, the use of ...