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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47条记录   Radical One-Pot alpha,beta-Dual and beta-Mono-Oxymethylation of Alkylidenemalonate [作者：YAMADA KENICHI; KONISHI TAKEHITO; NAKANO MAYU; FUJII SHINTARO; CADOU ROMAIN; YAMAMOTO YASUTOMO; TOMIOKA KIYOSHI,期刊：Journal of Organic Chemistry, 页码：5775-5780 , 文章类型： Article，,卷期：2012年77-13] Dimethylzinc-mediated radical conjugate addition reaction of dimethyl alkylidenemalonates with iodomethyl pivalate gave a high yield of the alpha,beta-dual oxymethylation product in one pot under air and the beta-pivaloy... Electronic Nature of Substituent X Governs Reaction Mechanism in Aminolysis of 4-Pyridyl X-Substituted-Benzoates in Acetonitrile [作者：UM IKHWAN; BAE AE RI,期刊：Journal of Organic Chemistry, 页码：5781-5787 , 文章类型： Article，,卷期：2012年77-13] A kinetic study is reported for aminolysis of 4-pyridyl X-substituted-benzoates 5a-i. Plots of pseudo-first-order rate constants (k(obsd)) vs [amine] curve upward for the reactions of substrates possessing a strong elect... Friedel-Crafts Acylation with Amides [作者：RAJA ERUM K; DESCHEPPER DANIEL J; LILL STEN O NILSSON; KLUMPP DOUGLAS A,期刊：Journal of Organic Chemistry, 页码：5788-5793 , 文章类型： Article，,卷期：2012年77-13] Friedel-Crafts acylation has been known since the 1870s, and it is an important organic synthetic reaction leading to aromatic ketone products. Friedel-Crafts acylation is usually performed with carboxylic acid chlorides... Synthesis of Isoquinolines and Heterocycle-Fused Pyridines via Three-Component Cascade Reaction of Aryl Ketones, Hydroxylamine, and Alkynes [作者：MENG LIYAO; JU JIA; BIN YUNHUI; HUA RUIMAO,期刊：Journal of Organic Chemistry, 页码：5794-5800 , 文章类型： Article，,卷期：2012年77-13] An efficient one-pot synthesis of isoquinolines and heterocycle-fused pyridines by three-component reaction of aryl ketones, hydroxylamine, and alkynes is developed. The reaction involves condensation of aryl ketones and... Synthesis of the Aminocyclitol Units of (-)-Hygromycin A and Methoxyhygromycin from myo-Inositol [作者：GURALE BHARAT P; SHASHIDHAR MYSORE S; GONNADE RAJESH G,期刊：Journal of Organic Chemistry, 页码：5801-5807 , 文章类型： Article，,卷期：2012年77-13] Concise and efficient syntheses of the aminocyclitol cores of hygromycin A (HMA) and methoxyhygromycin (MHM) have been achieved starting from readily available myo-inositol. Reductive cleavage of myo-inositol orthoformat... Approaches to the Construction of Substituted 4-Amino-1H-pyrrol-2(5H)-ones [作者：ZALIBOEINI HASSAN; MOBIN MEHDI; HAJIBABAEI KHADIJEH; GHANI MARYAM,期刊：Journal of Organic Chemistry, 页码：5808-5812 , 文章类型： Article，,卷期：2012年77-13] Fully substituted 4-aminopyrrolones are easily accessed via simple routes starting from imines, ketones, or alpha-bromophenyl acetonitriles. Imines were reacted with KCN/NH4Cl in aqueous ethanol to produce alpha-arylamin... Cu(I)-Catalyzed Regioselective Synthesis of Pyrazolo[5,1-c]-1,2,4-triazoles [作者：JISHKARIANI DAVIT; HALL C DENNIS; OLIFERENKO ALEXANDER A; LEINO DAVID; KATRITZKY ALAN R,期刊：Journal of Organic Chemistry, 页码：5813-5818 , 文章类型： Article，,卷期：2012年77-13] Cycloadditions of terminal alkynes to 1,2,4-triazolium N-imides in the presence of base and Cu(I) afford pyrazolo[5,1-c]-1,2,4-triazoles regioselectively. The scope of alkynes, the influence of the electronic nature of t... Total Synthesis and Structural Revision of Hericerin [作者：KOBAYASHI SHOJI; INOUE TOMOHARU; ANDO AMI; TAMANOI HIDETSUGU; RYU ILHYONG; MASUYAMA ARAKI,期刊：Journal of Organic Chemistry, 页码：5819-5822 , 文章类型： Article，,卷期：2012年77-13] The total synthesis of hericerin, a pollen growth inhibitor from Hericium erinaceum, was achieved. We found that the reported structure of hericerin should be revised to be the carbonyl regioisomer. Cu-Mn Spinel Oxide Catalyzed Regioselective Halogenation of Phenols and N-Heteroarenes [作者：SINGH PARVINDER PAL; THATIKONDA THANUSHA; KUMAR K A ARAVINDA; SAWANT SANGHAPAL D; SINGH BALDEV; SHARMA AMIT KUMAR; SHARMA P R; SINGH DEEPIKA; VISHWAKARMA RAM A,期刊：Journal of Organic Chemistry, 页码：5823-5828 , 文章类型： Article，,卷期：2012年77-13] A novel simple, mild chemo- and regioselective method has been developed for the halogenation of phenols using Cu-Mn spinel oxide as a catalyst and N-halosuccinimide as halogenating agent. In the presence of Cu-Mn spinel... Hydrolysis Studies of Phosphodichloridate and Thiophosphodichloridate Ions [作者：DELLEY RICHARD J; DONOGHUE ANNMARIE C; HODGSON DAVID R W,期刊：Journal of Organic Chemistry, 页码：5829-5831 , 文章类型： Article，,卷期：2012年77-13] We report the pH-k(obs), profiles for the hydrolyses of phosphodichloridate and thiophosphodichloridate ions in aqueous solutions. Both species show broad pH-k(obs) plateaus that extend to high pHs. Grob Fragmentation of 2-Azabicyclo[2.2.2]oct-7-ene: Tool for the Stereoselective Synthesis of Polysubstituted Piperidines [作者：LEMONNIER GERALD; CHARETTE ANDRE B,期刊：Journal of Organic Chemistry, 页码：5832-5837 , 文章类型： Article，,卷期：2012年77-13] The Grob fragmentation of azabicyclo[2.2.2]octene leads to a dihydropyridinium intermediate. This highly reactive species reacts with a variety of organocuprates and other soft nucleophiles in a regioselective manner, al... A Unified Approach to trans-Hydrindane Sesterterpenoids [作者：HOG DANIEL T; MAYER PETER; TRAUNER DIRK,期刊：Journal of Organic Chemistry, 页码：5838-5843 , 文章类型： Article，,卷期：2012年77-13] A synthetic approach to several sesterterpenoids containing an isopropyl trans-hydrindane system is presented. Its most remarkable feature is the stereochemical diversification of a common precursor through the choice of... RuH2(CO)(PPh3)(3) Catalyzed Selective Formation of 1,4-Disubstituted Triazoles from Cycloaddition of Alkynes and Organic Azides [作者：LIU PEI NIAN; SIYANG HAI XIAO; ZHANG LI; TSE SUNNY KAI SAN; JIA GUOCHEN,期刊：Journal of Organic Chemistry, 页码：5844-5849 , 文章类型： Article，,卷期：2012年77-13] The ruthenium hydride complex RuH2(CO)(PPh3)(3) was found to be an effective catalyst for the cycloaddition reactions of terminal alkynes and azides. In the presence of RuH2(CO)(PPh3)(3), various azides reacted with a ra... Difluoro(trimethylsilyl)acetonitrile: Synthesis and Fluoroalkylation Reactions [作者：KOSOBOKOV MIKHAIL D; DILMAN ALEXANDER D; LEVIN VATALIJ V; STRUCHKOVA MARINA I,期刊：Journal of Organic Chemistry, 页码：5850-5855 , 文章类型： Article，,卷期：2012年77-13] A new silicon reagent, difluoro(trimethylsilyl)acetonitrile, was prepared by insertion of difluorocarbene into silyl cyanide. The obtained silane served as a good cyanodifluoromethylating reagent toward aldehydes, N-tosy... Iron(III)-Catalyzed Conia-Ene Cyclization of 2-Alkynic 1,3-Dicarbonyl Compounds (vol 77, pg 5239, 2012) [作者：CHAN LI YAN; KIM SUNGGAK; PARK YOUNGCHUL; LEE PHIL HO,期刊：Journal of Organic Chemistry, 页码：5856-5856 , 文章类型： Correction，,卷期：2012年77-13]