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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21条记录   The Electron-Way: Metal-Catalyzed Reductive Umpolung Reactions of Saturated and alpha,beta-Unsaturated Carbonyl Derivatives [作者：STREUFF JAN,期刊：Synthesis, 页码：281-307 , 文章类型： Review，,卷期：2013年45-3] Reductive umpolung reactions of saturated and unsaturated carbonyl compounds enable the direct synthesis of 1,2-, 1,4-, 1,6-, etc. substituted carbon frameworks that are difficult to access by other methodologies. Herein... Organocatalytic Stereoisomerization versus Alkene Isomerization: Catalytic Asymmetric Synthesis of 1-Hydroxy-trans-2,5-diphenylphospholane 1-Oxide [作者：HINTERMANN LUKAS; SCHMITZ MARCO; MALTSEV OLEG V; NAUMOV PANCE,期刊：Synthesis, 页码：308-325 , 文章类型： Article，,卷期：2013年45-3] The potential for an organocatalytic asymmetric stereoisomerization or alkene isomerization as atom-economic reaction with minimal structural change was investigated. The McCormack cycloaddition of 1,4-diarylbuta-1,3-die... A Revised Prepration of (4-Acetamido-2,2,6,6-tetramethylpiperidin-1-yl)oxyl and 4-Acetamido-2,2,6,6-tetramethyl-1-oxopiperidinium Tetrafluoroborate: Reagents for Stoichiometric Oxidations of Alcohols [作者：TILLEY LEON J; BOBBITT JAMES M; MURRAY STEPHANIE A; CAMIRE CASEY E; EDDY NICHOLAS A,期刊：Synthesis, 页码：326-329 , 文章类型： Article，,卷期：2013年45-3] Revised preparations of (4-acetamido-2,2,6,6-tetramethylpiperidin-1-yl)oxyl and the corresponding oxoammonium salt, 4-acetwamido-2,2,6,6-tetramethyl-1-oxoammonium tetrafluoroborate are presented together with some of the... New, Efficient Approach for the Ligand-Free Suzuki-Miyaura Reaction of 5-Iodo-2 '-deoxyuridine in Water [作者：SARTORI GUILLAUME; HERVE GWENAELLE; ENDERLIN GERALD; LEN CHRISTOPHE,期刊：Synthesis, 页码：330-333 , 文章类型： Article，,卷期：2013年45-3] A series of 5-aryl-2'-deoxyuridines was prepared, using ligandless Suzuki-Miyaura cross-coupling reactions in neat water, starting from 5-iodo-2'-deoxyuridine as totally deprotected starting material. This ligand-free pr... Selective Synthesis of Cyano-Functionalized 2-Aryl-4H-chromenes and 2-Amino-4H-chromene-3-carbonitriles by Catalyst-Tuned Reactions of 2-Hydroxychalcones with 2-Substituted Acetonitriles [作者：YIN GUODONG; SHI HOUQIANG; XU LIQIANYUN; WEI XIANHONG; TAO QING,期刊：Synthesis, 页码：334-340 , 文章类型： Article，,卷期：2013年45-3] A selective synthesis of 4H-chromenes by the reactions of 2-hydroxychalcone derivatives with acetonitriles substituted with electron-withdrawing groups is described. Under catalyst-free conditions, the reactions give cya... A Stereoselective Approach to (Z)-1-Silyl-2-aryl-1,3-dienes from 4-(Phenylselanyl)but-1-yne via Palladium-Catalyzed Silylstannylation and Selenoxide Elimination [作者：SHINTAKU KAZUKI; MAEDA HAJIME; SEGI MASAHITO,期刊：Synthesis, 页码：341-346 , 文章类型： Article，,卷期：2013年45-3] The palladium-catalyzed silylstannylation of 4-(phenylselanyl)but-1-yne proceeded regio- and stereoselectively, followed by selenoxide elimination via oxidation to give (Z)-1-(trimethylsilyl)-2-(tributylstannyl) buta-1,3... Synthesis, Characterization, and Reactivity of N-Acyl Chloroformamidines: Useful Building Blocks for the Construction of N-Acyl-Substituted 1,1-Diaminoethylenes, Amidines, Ureas, and Thioureas [作者：WANG YANG; CHI YUE; ZHAO FEI; ZHANG WENXIONG; XI ZHENFENG,期刊：Synthesis, 页码：347-354 , 文章类型： Article，,卷期：2013年45-3] The systematic synthesis of a series of N-acyl chloroformamidines is achieved by reaction of carbodiimides with acid chlorides; the structure of an N-acyl chloroformamidine was confirmed by X-ray diffraction. The reactiv... Synthesis of Tricyclic Lactams from Heterocyclic Imines [作者：STALLING TIMO; MARTENS JUERGEN,期刊：Synthesis, 页码：355-364 , 文章类型： Article，,卷期：2013年45-3] Starting from different heterocyclic imines, a large number of annulated tricyclic lactams were prepared in a two-step synthesis. First, methoxyamides with a phenyl ring in alpha- or beta-position were generated. Finally... Efficient Synthesis of 5H-Indazolo[3,2-b]-1,3,4-benzotriazepines by a Tandem Aza-Wittig Cyclization [作者：ZHAO FENFEN; ZHANG HAO; DING MINGWU,期刊：Synthesis, 页码：365-369 , 文章类型： Article，,卷期：2013年45-3] 5H-Indazolo[3,2-b]-1,3,4-benzotriazepines were directly prepared by the reaction of azides with triphenylphosphine via a tandem aza-Wittig cyclization in good yields. A New Method for the Benzylic Oxidation of Alkylarenes Catalyzed by Hypervalent Iodine(III) [作者：XU YUAN; YANG ZHENPING; HU JIANTAO; YAN JIE,期刊：Synthesis, 页码：370-374 , 文章类型： Article，,卷期：2013年45-3] A convenient and simple procedure is described for the oxidation of the benzylic C-H moiety of alkylarenes to give the corresponding aryl ketones, using tert-butyl hydroperoxide and m-chloroperoxybenzoic acid in the pres... Three-Component Condensation for the Construction of Novel Spirooxindoles [作者：JI FEI; SUN MU; LV MEIFANG; YI WENBIN; CAI CHUN,期刊：Synthesis, 页码：375-381 , 文章类型： Article，,卷期：2013年45-3] A new route for the synthesis of novel spirooxindoles from isocyanides, dialkyl acetylenedicarboxylates, and N-substituted isatylidene derivatives through [3+2] cycloaddition has been developed. This method has several a... Bifunctional Tertiary Phosphine-Catalyzed Cascade Michael-Henry Reaction of a beta-Nitroolefin and a 2-(1-Substituted 3-oxo-3-phenylpropyl)malononitrile [作者：WANG YING; YUAN WEI; ZHENG HUFEI; SHI DEQING,期刊：Synthesis, 页码：382-388 , 文章类型： Article，,卷期：2013年45-3] The bifunctional phosphine catalyst 2'-(diphenylphosphino)biphenyl-2-ol was used in an effective synthesis of highly functionalized cyclohexanols through a cascade Michael-Henry reaction of a beta-nitroolefin and a 2-(1-... Formal Synthesis of (-)-Oseltamivir Phosphate [作者：TRAJKOVIC MILOS; FERJANCIC ZORANA; SAICIC RADOMIR N,期刊：Synthesis, 页码：389-395 , 文章类型： Article，,卷期：2013年45-3] The formal synthesis of (-)-oseltamivir phosphate (Tamiflu (TM)) was accomplished starting from (S)-pyroglutamic acid. The synthesis comprised two carbon-carbon bond forming reactions, the first one being a diastereosele... Microwave-Assisted Click Chemistry for Nucleoside Functionalization: Useful Derivatives for Analytical and Biological Applications [作者：KRIM JAMAL; TAOURIRTE MOHA; GRUENEWALD CHRISTIAN; KRSTIC IVAN; ENGELS JOACHIM W,期刊：Synthesis, 页码：396-405 , 文章类型： Article，,卷期：2013年45-3] A series of novel 5-(1,2,3-triazolyl)-2'-deoxyuridines were synthesized using a simple and convenient one-step synthetic procedure via the Huisgen reaction. The key step in these syntheses is a click reaction at the C-5 ... Regio- and Diastereoselective Synthesis of trans-2,3-Dihydrofuran Derivatives in an Aqueous Medium [作者：KHAN ABU T; LAL MOHAN; BASHA R SIDICK,期刊：Synthesis, 页码：406-412 , 文章类型： Article，,卷期：2013年45-3] A wide variety of fused trans-2,3-dihydrofuran derivatives were synthesized through a one-pot three-component reaction of an aromatic aldehyde, a cyclic beta-diketo compound, and an in situ-generated pyridinium ylide in ... An Efficient One-Pot Synthesis of 3,5-Diaryl-4-bromopyrazoles by 1,3-Dipolar Cycloaddition of In Situ Generated Diazo Compounds and 1-Bromoalk-1-ynes [作者：SHA QIANG; WEI YUNYANG,期刊：Synthesis, 页码：413-420 , 文章类型： Article，,卷期：2013年45-3] A simple, highly efficient, one-pot synthesis of 3,5-diaryl-4-bromopyrazoles via 1,3-dipolar cycloaddition of diazo compounds and alkynyl bromides has been developed. The diazo compounds and alkynyl bromides were generat...