个性化文献订阅>文章检索

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24条记录   Asymmetric Synthesis of (+)- and (-)-Wuweizisu C Stereoisomers and Their Chemosensitizing Effects on Multidrug-Resistant Cancer Cells [作者：LI YANFENG; WANG QIANG; DONG LIHONG; GUO XIAOHE; WANG WEI; XIE JINGXI; CHANG JUNBIAO,期刊：Synthesis, 页码：3383-3390 , 文章类型： Article，,卷期：2009年-20] Total syntheses of the dibenzocyclooctadiene natural product wuweizisu C in its (-)-form [(S)1] and its (+)-form [(R)-1] were achieved in 19 steps, starting from commercially available gallic acid. In the key step, the a... Synthesis of 2-Aryl-2,3,3,3-tetrafluoropropanoic Acids, Tetrafluorinated Fenoprofen and Ketoprofen by Electrochemical Carboxylation of Pentafluoroethylarenes [作者：YAMAUCHI YUSUKE; SAKAI KANAE; FUKUHARA TSUYOSHI; HARA SHOJI; SENBOKU HISANORI,期刊：Synthesis, 页码：3375-3377 , 文章类型： Article，,卷期：2009年-20] Synthesis of 2,3,3,3-tetrafluoro-2-(3-phenoxyphenyl)propanoic acid and 2-(3-benzoylphenyl)-2,3,3,3-tetrafluoropropanoic acid (tetrafluorinated fenoprofen and ketoprofen) was achieved by electrochemical carboxylation of p... One-Pot Synthesis of Quinoline-2(1H)-thiones from 2-Isocyanostyrenes via Electrocyclic Reaction of the Corresponding 2-Isothiocyanatestyrenes [作者：KOBAYASHI KAZUHIRO; FUJITA SEIKI; FUKAMACHI SHUHEI; KONISHI HISATOSHI,期刊：Synthesis, 页码：3378-3382 , 文章类型： Article，,卷期：2009年-20] The reaction of a-substituted 2-isocyanostyrenes, which could be readily prepared from commercially available 2-aminophenyl ketones or 2-aminobenzonitriles, with sulfur in the presence of a catalytic amount of selenium p... An Efficient Hemisynthesis of 20- and 21-[C-13]-Labeled Cortexolone: A Model for the Study of Skin Sensitization to Corticosteroids [作者：CLAUDEL EMILIE; ARBEZGINDRE CECILE; BERL VALERIE; LEPOITTEVIN JEANPIERRE,期刊：Synthesis, 页码：3391-3398 , 文章类型： Article，,卷期：2009年-20] A method is described for the synthesis of isotopomers of cortexolone from the commercially available andros-4-ene-3,17-dione. The strategy is based on the use of (KCN)-C-13 for labeling at position 20 and of (CH3MgI)-C-... A Simple Atom-Economic Synthesis of Functional Tertiary Phosphine Chalcogenides Bearing Furan or Tetrahydrofuran Rings [作者：OPARINA LUDMILA A; MALYSHEVA SVETLANA F; GUSAROVA NINA K; BELOGORLOVA NATALIYA A; VYSOTSKAYA OKSANA V; STEPANOV ANDREY V; ALBANOV ALEXANDER I; TROFIMOV BORIS A,期刊：Synthesis, 页码：3427-3432 , 文章类型： Article，,卷期：2009年-20] The first examples of hydrophosphorylation reactions of vinyl ethers of a series of furans are reported. Regiospecific addition of secondary phosphines, phosphine sulfides, or phosphine selenides to 2-[(vinyloxy)methyl]f... Highly Chemoselective Rearrangement of 3-Aryloxaziridines to Nitrones or Amides [作者：XING DONG; XU XINFANG; YANG LIPING,期刊：Synthesis, 页码：3399-3404 , 文章类型： Article，,卷期：2009年-20] An efficient method for the chemoselective ring-opening rearrangement of 3-aryloxaziridines by using silver triflate alone to afford nitrones, or in the presence of a simple Bronsted acid to yield amides, has been develo... A New Approach to the Synthesis of 3-Substituted 4-(Diethoxyphosphoryl)isoxazoles from 3-Azidoalka-1,3-dienylphosphonates [作者：BREL VALERY K,期刊：Synthesis, 页码：3405-3410 , 文章类型： Article，,卷期：2009年-20] New 3-azidoalka-1,3-dienylphosphonates were synthesized by a convenient and efficient method. These compounds are useful as intermediates in the preparation of 3-(3-aryl-4,5-dihydroisoxazol-5-yl)- and 3-alkenyl-4-(dietho... The Synthesis of Functionalised Bicyclo[3.3.1]nonanes Related to Huperzine A [作者：WARD JARROD; JOHNSON ALISON B; CLARK GEORGE R; CAPRIO VITTORIO,期刊：Synthesis, 页码：3411-3418 , 文章类型： Article，,卷期：2009年-20] Radical cyclisation-based synthetic routes to the core structure of huperzine A, are described. Cyclisation of (2-pyridyl)methyl radicals derived from two model [(2-phenylselenomethyl)-3-pyridyl]cyclohexenones, proceeds ... Synthesis and Functional Group Transformations of Tris(pyrazol-1-yl)methane (Tpm) and -ethane (Tpe) Derivatives for the Preparation of Sterically Hindered Chelating Macrobicycles [作者：WANG LEYONG; MICHELIN CLEMENT; CHAMBRON JEANCLAUDE,期刊：Synthesis, 页码：3419-3426 , 文章类型： Article，,卷期：2009年-20] Tris(pyrazol-1-yl)methane (Tpm) and -ethane (Tpe) chelate derivatives bearing mesa-benzonitrile groups in the position ortho to the coordinating nitrogen atom have been prepared from 3-(1H-pyrazol-3-yl)benzonitrile, and ... Erbium(III) Triflate is a Highly Efficient Catalyst for the Synthesis of beta-Alkoxy Alcohols, 1,2-Diols and beta-Hydroxy Sulfides by Ring Opening of Epoxides [作者：DALPOZZO RENATO; NARDI MONICA; OLIVERIO MANUELA; PAONESSA ROSINA; PROCOPIO ANTONIO,期刊：Synthesis, 页码：3433-3438 , 文章类型： Article，,卷期：2009年-20] Chemo- and stereoselectivity in the ring-opening reaction of epoxides with erbium(III) triflate are described. Epoxides can be cleaved under neutral conditions with alcohols and thiols in the presence of catalytic amount... Synthesis of alpha-Aminonitriles through Strecker Reaction of N-Tosylaldimines Using Molecular Iodine [作者：DAS BISWANATH; BALASUBRAMANYAM PENAGALURI; KRISHNAIAH MADDEBOINA; VEERANJANEYULU BOYAPATI; REDDY GANDOLLA CHINNA,期刊：Synthesis, 页码：3467-3471 , 文章类型： Article，,卷期：2009年-20] The Strecker reaction of :N-tosylaldimines with trimethylsilyl cyanide in the presence of catalytic amount of iodine at room temperature produces the corresponding protected alpha-aminonitriles in high yields. Regioselectivity Change in the Reaction of Naphthalene and 2-Naphthyl Ethers with 1,3,5-Triazines Depending on Reagent Quantities [作者：AKSENOV ALEXANDER V; AKSENOV NICOLAI A; LYAKHOVNENKO ALEXANDER S; AKSENOVA INNA V,期刊：Synthesis, 页码：3439-3442 , 文章类型： Article，,卷期：2009年-20] A new method for the synthesis of 4H-benzo[de]isoquinolin-4-ones has been developed, based on the reaction of 2-naphthyl ethers with an equimolar quantity of 1,3,5-triazines in polyphosphoric acid. With a 2.5 molar exces... Cerium(III) Chloride Heptahydrate-Lithium Iodide: A Novel Reagent System for the Synthesis of N-Arylpyrrolidines [作者：YADAV J S; REDDY B V SUBBA; NARASIMHULU G; CHANDRAKANTH D; SATHEESH G,期刊：Synthesis, 页码：3443-3448 , 文章类型： Article，,卷期：2009年-20] Aldimines, generated in situ from arylamines and aryl aldehydes, undergo smooth cycloaddition with cyclopropane-1,1-dicarboxylate in the presence of the cerium(III) chloride heptahydrate-lithium iodide reagent system in ... Chemo- and Product-selective Electrooxidation of 3-(Arylthiomethyl)-Delta(3)-cephems [作者：TANAKA HIDEO; TOKUMARU YOSHIHISA; FUKUI KENICHI; KUROBOSHI MANABU; TORII SIGERU; JUTAND ANNY; AMATORE CHRISTIAN,期刊：Synthesis, 页码：3449-3459 , 文章类型： Article，,卷期：2009年-20] Electrolysis of 3-arylthiomethyl-Delta(3)-cephems possessing various substituents on the arylthio moiety undergo chemoselective and product-selective electrooxidation to give several different products. These include iso... Synthesis of an Arginine Tagged [Cys(155)-Arg(180)] Fragment of NY-ESO-1: Elimination of an Undesired By-product Using 'In House' Resins [作者：HARRIS PAUL W R; BRIMBLE MARGARET A,期刊：Synthesis, 页码：3460-3466 , 文章类型： Article，,卷期：2009年-20] During the solid-phase synthesis of a peptide fragment derived from the cancer protein NY-ESO-1 incorporating a solubilising arginine tag, a significant by-product was obtained that lacked the arginine tag. The formation... Synthesis of Substituted Selenolo[3,2-d] [1,2,3]triazines and [1,3] Selenazolo[4,5-d] [1,2,3]triazines [作者：PERSPICACE ENRICO; THOMAE DAVID; HAMM GREGORY; HESSE STEPHANIE; KIRSCH GILBERT; SECK PIERRE,期刊：Synthesis, 页码：3472-3476 , 文章类型： Article，,卷期：2009年-20] 5-Substituted 3-amino-selenophene-2-carbonitriles and 2-substituted 4-amino-1,3-selenazole-5-carbonitriles were reacted with sodium nitrite in hydrochloric acid to give chloroselenolotriazines and chloroselenazolotriazin...