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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77条记录   Stereochemically Controlled Asymmetric 1,2-Reduction of Enones Mediated by a Chiral Sulfoxide Moiety and a Lanthanum(III) Ion [作者：MOTOHASHI SHIGEYASU; NAGASE KOUICHI; NAKAKITA TOSHINORI; MATSUO TAKESHI; YOSHIDA YOSHIKAZU; KAWAKUBO TAKASHI; MIURA MOTOFUMI; TORIYAMA MASAHARU; BARYBIN MIKHAIL V,期刊：Journal of Organic Chemistry, 页码：3922-3936 , 文章类型： Article，,卷期：2011年76-10] Enantiomerically pure (Z)-beta-sulfinyl allylic alcohols of either handedness can be readily prepared from (Z)-beta-sulfinyl enones using NaBH4 or DIBAL reductants in the presence of LaCl3 as a chelating agent. A chiral ... Kinetic Study of Proton-Transfer Reactions of Phenylnitromethanes. Implication for the Origin of Nitroalkane Anomaly [作者：ANDO KENICHI; SHIMAZU YU; SEKI NATSUKO; YAMATAKA HIROSHI,期刊：Journal of Organic Chemistry, 页码：3937-3945 , 文章类型： Article，,卷期：2011年76-10] Measurements of rate constants and substituent effects for three important elementary steps of proton-transfer reactions of phenylnitromethane were reported. The Hammett rho values for the deprotonation of ArCH2NO2 with ... Total Synthesis of Malyngamides K, L, and 5 ''-epi-C and Absolute Configuration of Malyngamide L [作者：ZHANG JUNTAO; QI XIANLIANG; CHEN JIE; LI BAOSHENG; ZHOU YOUBAI; CAO XIAOPING,期刊：Journal of Organic Chemistry, 页码：3946-3959 , 文章类型： Article，,卷期：2011年76-10] An accelerated, enantioselective, and general synthetic route to a class of malyngamides, K (1), L (3), and 5 ''-epi-C (4), bearing a cyclohexenone ring or a heavily oxygenated six-membered ring and a vinyl chloride stru... Xanthone Natural Products via N-Heterocyclic Carbene Catalysis: Total Synthesis of Atroviridin [作者：SUZUKI YUMIKO; FUKUTA YOSHINORI; OTA SHINYA; KAMIYA MASAYO; SATO MASAYUKI,期刊：Journal of Organic Chemistry, 页码：3960-3967 , 文章类型： Article，,卷期：2011年76-10] The total synthesis of atroviridin has been accomplished by a linear route involving the N-heterocyclic carbene (NHC)-catalyzed aroylation of the fluorobenzene derivative, Claisen cyclization of the O-propargylated benzo... Diastereoselectivity Control in Formal Nucleophilic Substitution of Bromocyclopropanes with Oxygen- and Sulfur-Based Nucleophiles [作者：BANNING JOSEPH E; PROSSER ANTHONY R; ALNASLEH BASSAM K; SMARKER JASON; RUBINA MARINA; RUBIN MICHAEL,期刊：Journal of Organic Chemistry, 页码：3968-3986 , 文章类型： Article，,卷期：2011年76-10] A diastereoconvergent formal nucleophilic substitution of bromocyclopropanes with oxygen- and sulfur-based nucleophiles is described. The reaction proceeds via in situ formation of a highly reactive cyclopropene intermed... Asymmetric Imine N-Inversion in 3-Methyl-4-pyrimidinimine. Molecular Dipole Analysis of Solvation Effects [作者：COYLE STEPHANIE; GLASER RAINER,期刊：Journal of Organic Chemistry, 页码：3987-3996 , 文章类型： Article，,卷期：2011年76-10] The thermal (E)/(Z)-isomerization of 3-methyl-4-pyrimidinimine, 3MePMI, has been studied in the gas phase at MP2/6-31G* and with the inclusion of medium effects using the polarizable continuum method, PCM(MP2/6-31G*), an... Structure and Reactivity of a Preactivated sp(2)-sp(3) Diboron Reagent: Catalytic Regioselective Boration of alpha,beta-Unsaturated Conjugated Compounds [作者：GAO MING; THORPE STEVEN B; KLEEBERG CHRISTIAN; SLEBODNICK CARLA; MARDER TODD B; SANTOS WEBSTER L,期刊：Journal of Organic Chemistry, 页码：3997-4007 , 文章类型： Article，,卷期：2011年76-10] A novel sp(2)-sp(3) diboron reagent has been developed for the copper-catalyzed beta-boration of alpha,beta-unsaturated conjugated compounds. The reaction proceeds under mild conditions with various substrates, i.e., alp... Amino-Indanol-Catalyzed Asymmetric Michael Additions of Oxindoles to Protected 2-Amino-1-nitroethenes for the Synthesis of 3,3 '-Disubstituted Oxindoles Bearing alpha,beta-Diamino Functionality [作者：LIU XIONGLI; WU ZHIJUN; DU XILIN; ZHANG XIAOMEI; YUAN WEICHENG,期刊：Journal of Organic Chemistry, 页码：4008-4017 , 文章类型： Article，,卷期：2011年76-10] An organocatalytic asymmetric Michael addition reaction of 3-substituted oxindoles to protected 2-amino-1-nitroethenes has been developed. The reaction is catalyzed by a simple and readily available amino-indanol derivat... Interfacial Regions Governing Internal Cavities of Dendrimers. Studies of Poly(alkyl aryl ether) Dendrimers Constituted with Linkers of Varying Alkyl Chain Length [作者：NATARAJAN BASKAR; GUPTA SHIPRA; RAMAMURTHY VAIDHYANATHAN; JAYARAMAN NARAYANASWAMY,期刊：Journal of Organic Chemistry, 页码：4018-4026 , 文章类型： Article，,卷期：2011年76-10] This report deals with a study of the properties of internal cavities of dendritic macromolecules that are capable Of encapsulating and mediating photoreactions of guest molecules. The internal cavity structures of dendr... Synthesis of the Phenanthrene and Cyclohepta[a]naphthalene Skeletons via Gold(I)-Catalyzed Intramolecular Cyclization of Unactivated Cyclic 5-(2-Arylethyl)-1,3-dienes [作者：YEH MINGCHANG P; LIN MINGNAN; CHOU YISHIANG; LIN TERNCHI; TSENG LIYU,期刊：Journal of Organic Chemistry, 页码：4027-4033 , 文章类型： Article，,卷期：2011年76-10] The gold(I)-catalyzed hydroarylation of cyclohexa-1,3-dienes bearing an aryl group and a gem-diester in the tether proceeds in a 1,4-addition manner and in a diastereoselective fashion to afford perhydrophenanthrene ring... Stereocontrolled Ring-Opening of a Hindered Sulfamidate with Nitrogen-Containing Aromatic Heterocycles: Synthesis of Chiral Quaternary Imidazole Derivatives [作者：MATA LARA; JIMENEZOSES GONZALO; AVENOZA ALBERTO; BUSTO JESUS H; PEREGRINA JESUS M,期刊：Journal of Organic Chemistry, 页码：4034-4042 , 文章类型： Article，,卷期：2011年76-10] This paper explores the role of a hindered cyclic sulfamidate derived from alpha-methylisoserine as an electrophile in a nucleophilic displacement reaction with nitrogen-containing aromatic heterocycles. Several imidazol... Incorporating BODIPY Fluorophores into Tetrakis(arylethynyl)benzenes [作者：CHASE DANIEL T; YOUNG BRIAN S; HALEY MICHAEL M,期刊：Journal of Organic Chemistry, 页码：4043-4051 , 文章类型： Article，,卷期：2011年76-10] Six structural isomers of a tetrakis(arylethynyl)benzene (TAEB) chromophore functionalized with dibutylamine and BODIPY moieties as the corresponding donor and acceptor units were prepared. To evaluate the effectiveness ... Linear Polystyrene-Stabilized Palladium Nanoparticles-Catalyzed C-C Coupling Reaction in Water [作者：OHTAKA ATSUSHI; TERATANI TAKUTO; FUJII RYOHEI; IKESHITA KANAKO; KAWASHIMA TAKAHIRO; TATSUMI KOICHI; SHIMOMURA OSAMU; NOMURA RYOKI,期刊：Journal of Organic Chemistry, 页码：4052-4060 , 文章类型： Article，,卷期：2011年76-10] Linear polystyrene-stabilized PdO nanoparticles (PS-PdONPs) were prepared in water by thermal decomposition of Pd(OAc)(2) in the presence of polystyrene. The immobilization degree of palladium was dependent on the molecu... Synthesis and Characterization of Benzo[1,2-b:3,4-b ':5,6-b '']trithiophene (BTT) Oligomers [作者：KASHIKI TOMOYA; KOHARA MASAHIRO; OSAKA ITARU; MIYAZAKI EIGO; TAKIMIYA KAZUO,期刊：Journal of Organic Chemistry, 页码：4061-4070 , 文章类型： Article，,卷期：2011年76-10] Two dimers (2, and 3), dendritic tetramer (4), hexamer (5), and decamer (6) of benzo[1,2-b:3,4-b':5,6-b '']trithiophene (BTT), a potential pi-core unit with C-3h symmetry, were synthesized, characterized, and evaluated f... Synthesis of cis-1,2-Dihaloalkenes Featuring Palladium-Catalyzed Coupling of Haloalkynes and alpha,beta-Unsaturated Carbonyls [作者：CHEN DONGXU; CAO YI; YUAN ZHELIANG; CAI HAITING; ZHENG RENWEI; KONG LICHUN; ZHU GANGGUO,期刊：Journal of Organic Chemistry, 页码：4071-4074 , 文章类型： Article，,卷期：2011年76-10] A highly regio- and stereoselective method for the synthesis of cis-1,2-dihaloalkenes through Pd-catalyzed coupling of haloalkynes and alpha, beta-unsaturated carbonyls has been reported. Excellent stereoselectivities (Z... Biomimetic Synthesis of Hyperolactones [作者：WU YINGYING; DU CHAO; HU CONGCONG; LI YING; XIE ZHIXIANG,期刊：Journal of Organic Chemistry, 页码：4075-4081 , 文章类型： Article，,卷期：2011年76-10] Through a biomimetic pathway, hyperolactone D, 4-hydroxyhyperolactone D, and hyperolactone C were synthesized from methyl acetoacetate via Weiler's dianion method, asymmetric allylic alkylation, biomimetic lactonization,...