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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62条记录   Iodine-Mediated Solvent-Controlled Selective Electrophilic Cyclization and Oxidative Esterification of o-Alkynyl Aldehydes: An Easy Access to Pyranoquinolines, Pyranoquinolinones, and Isocumarins [作者：VERMA AKHILESH K; RUSTAGI VINEETA; AGGARWAL TRAPTI; SINGH AMIT P,期刊：Journal of Organic Chemistry, 页码：7691-7703 , 文章类型： Article，,卷期：2010年75-22] Chemoselective behavior of iodine in different solvents in the electrophilic iodocyclization of o-alkynyl aldehydes is described o-Alkynyl aldehydes 3a-t on reaction with I-2 in CH2Cl2 with appropriate nucleophiles provi... Organocatalyzed Enantioselective Protonation of Silyl Enol Ethers: Scope, Limitations, and Application to the Preparation of Enantioenriched Homoisoflavones [作者：POISSON THOMAS; GEMBUS VINCENT; DALLA VINCENT; OUDEYER SYLVAIN; LEVACHER VINCENT,期刊：Journal of Organic Chemistry, 页码：7704-7716 , 文章类型： Article，,卷期：2010年75-22] In the present work, enantioselective protonation of silyl enol ethers is reported by means of a variety of chiral nitrogen bases as catalysts, mainly derived from cinchona alkaloids, in the presence of various probe nuc... Mild and Expedient Asymmetric Reductions of alpha,beta-Unsaturated Alkenyl and Alkynyl Ketones by TarB-NO2 and Mechanistic Investigations of Ketone Reduction [作者：EAGON SCOTT; DELIETO CASSANDRA; MCDONALD WILLIAM J; HADDENHAM DUSTIN; SAAVEDRA JAIME; KIM JINSOO; SINGARAM BAKTHAN,期刊：Journal of Organic Chemistry, 页码：7717-7725 , 文章类型： Article，,卷期：2010年75-22] A facile and mild reduction procedure is reported for the preparation of chiral allylic and propargyl alcohols in high enantiomeric purity Under optimized conditions, alkynyl and alkenyl ketones were reduced by TarB-NO2 ... Temperature Dependence of Regioselectivity in Nucleophilic Photosubstitution of 4-Nitroanisole The Activation Energy Criterion for Regioselectivity [作者：WUBBELS GENE G; DANIAL HANAN; POLICARPIO DANIELLE,期刊：Journal of Organic Chemistry, 页码：7726-7733 , 文章类型： Article，,卷期：2010年75-22] Photosubstitution of the nitro group vs the methoxy group of triplet 4-nitroanisole by hydroxide ion in water leads to product yields of about 80% 4-methoxyphenol and 20% 4-nitrophenol The ratio depends slightly on tempe... Synthesis of Stereodefined Piperidines from Aziridines and Their Transformation into Conformationally Constrained Amino Acids, Amino Alcohols and 2,7-Diazabicyclo[3.3.1]nonanes [作者：VERVISCH KAREL; DHOOGHE MATTHIAS; TORNROOS KARL W; DE KIMPE NORBERT,期刊：Journal of Organic Chemistry, 页码：7734-7744 , 文章类型： Article，,卷期：2010年75-22] 2-(2-Cyano-2-phenylethyl)azindines were converted into novel cis- and trans-2-chloromethyl-4-phenylpiperidine-4-carbonitriles via alkylation with 1-bromo-2-chloroethane followed by microwave-assisted 6-exo-tet cyclizatio... One-Pot Conversions of Olefins to Cyclic Carbonates and Secondary Allylic and Homoallylic Amines to Cyclic Carbamates [作者：DAVIES STEPHEN G; FLETCHER AI M; KUROSAWA WATARU; LEE JAMES A; POCE GIOVANNA; ROBERTS PAUL M; THOMSON JAMES E; WILLIAMSON DAVID M,期刊：Journal of Organic Chemistry, 页码：7745-7756 , 文章类型： Article，,卷期：2010年75-22] Sequential treatment of a 1,2-disubstituted olefin with m-CPBA, Br3CCO2H, and DBU results in the one-pot, stereospecific conversion of the olefin to the corresponding disubstituted cyclic carbonate (1,3-dioxolan-2-one) T... Photoinduced [4+4], [4+2], and [2+2] Cycloadditions of o-Quinones with Oxazoles. Chemo-, Regio-, and Diastereoselectivity [作者：WANG LEI; HUANG YUCHENG; LIU YANG; FUN HOONGKUN; ZHANG YAN; XU JIANHUA,期刊：Journal of Organic Chemistry, 页码：7757-7768 , 文章类型： Article，,卷期：2010年75-22] Photoinduced reactions of the 1,2-dicarbonyl compounds phenanthrenequinone (PQ), 1-acetylisatin (IS), and benzil (BZ) with the oxazoles 1a-j have been investigated In photoreactions of PQ with the oxazoles, in addition t... Gold(I) Catalyzes the Intermolecular Hydroamination of Alkynes with Imines and Produces alpha,alpha ',N-Triarylbisenamines: Studies on Their Use As Intermediates in Synthesis [作者：LEYVAPEREZ ANTONIO; CABREROANTONINO JOSE R; CANTIN ANGEL; CORMA AVELINO,期刊：Journal of Organic Chemistry, 页码：7769-7780 , 文章类型： Article，,卷期：2010年75-22] alpha,alpha',N-Tnarylbisenamines have been efficiently formed and isolated for the first time The synthesis is based on an unprecedented gold(I)-catalyzed double intermolecular hydroamination between N-arylamines and ary... Laterally Extended Naphthalene Tetracarboxylic Bisimides [作者：LANGHALS HEINZ; KINZEL SIMON,期刊：Journal of Organic Chemistry, 页码：7781-7784 , 文章类型： Article，,卷期：2010年75-22] The colorless naphthalene tetracarboxylic bisimides were laterally extended with imidazole rings to give colored and highly fluorescent materials Donor-substituted phenyl groups at the imidazole rings cause further batho... Biginelli and Hantzsch-Type Reactions Leading to Highly Functionalized Dihydropyrimidinone, Thiocoumarin, and Pyridopyrimidinone Frameworks via Ring Annulation with beta-Oxodithioesters [作者：NANDI GANESH CHANDRA; SAMAI SUBHASIS; SINGH MAYA SHANKAR,期刊：Journal of Organic Chemistry, 页码：7785-7795 , 文章类型： Article，,卷期：2010年75-22] An efficient and highly convergent route to dihydropyrimidinones (DHPMs) and hitherto unreported dihydropyridopyrimidinones has been developed by one-pot, three-component cyclocondensation of aromatic aldehydes, beta-oxo... Total Synthesis of Quinolizidine (-)-217A [作者：FELLAH MOULOUD; SANTAREM MARCO; LHOMMET GERARD; MOURIESMANSUY VIRGINIE,期刊：Journal of Organic Chemistry, 页码：7803-7808 , 文章类型： Article，,卷期：2010年75-22] We report here the construction of quinolizidine ring systems by intramolecular cyclization of suitable functionalized pipendines via a reductive amination sequence This reaction proceeds with a total stereocontrol at C4... Development of the Ireland-Claisen Rearrangement of Alkoxy- and Aryloxy-Substituted Allyl Glycinates [作者：TELLAM JAMES P; CARBERY DAVID R,期刊：Journal of Organic Chemistry, 页码：7809-7821 , 文章类型： Article，,卷期：2010年75-22] The Ireland-Claisen rearrangement of 3-alkoxy- and 3-aryloxy-substituted allyl glycinates is presented This [3,3]-sigmatropic rearrangement route offers direct access to syn beta-alkoxy and beta-aryloxy alpha-amino acid ... Zero-Valent Metals Accelerate the Neopentylglycolborylation of Aryl Halides Catalyzed by NiCl2-Based Mixed-Ligand Systems [作者：LEOWANAWAT PAWARET; RESMERITA ANAMARIA; MOLDOVEANU COSTEL; LIU CHI; ZHANG NA; WILSON DANIELA A; HOANG LISA M; ROSEN BRAD M; PERCEC VIRGIL,期刊：Journal of Organic Chemistry, 页码：7822-7828 , 文章类型： Article，,卷期：2010年75-22] The highly active mixed-ligand catalytic system NiCl2(dppp)/dppf combined with the reducing effect of zerovalent Zn and of other metals was used to demonstrate a method for the dramatic acceleration of the rate and for t... Asymmetric Synthesis of Telcagepant, a CGRP Receptor Antagonist for the Treatment of Migraine [作者：XU FENG; ZACUTO MICHAEL; YOSHIKAWA NAOKI; DESMOND RICHARD; HOERRNER SCOTT; ITOH TETSUJI; JOURNET MICHEL; HUMPHREY GUY R; COWDEN CAMERON; STROTMAN NEIL; DEVINE PAUL,期刊：Journal of Organic Chemistry, 页码：7829-7841 , 文章类型： Article，,卷期：2010年75-22] A highly efficient, asymmetric synthesis of telcagepant (1), a CGRP receptor antagonist for the treatment of migraine, is described This synthesis features the first application of iminium organocatalysis on an Industria... Direct Carboxylation of Arenes and Halobenzenes with CO2 by the Combined Use of AlBr3 and R3SiCl [作者：NEMOTO KOJI; YOSHIDA HIROKI; EGUSA NAOKI; MOROHASHI NAOYA; HATTORI TETSUTARO,期刊：Journal of Organic Chemistry, 页码：7855-7862 , 文章类型： Article，,卷期：2010年75-22] The Lewis acid-mediated direct carboxylation of aromatic compounds with CO2 is efficiently promoted by the addition of silyl chlorides bearing three alkyl and/or aryl substituents in total on the silicon atom Thus, tolue... Rh(I)-Catalyzed Direct Arylation of Azines [作者：BERMAN ASHLEY M; BERGMAN ROBERT G; ELLMAN JONATHAN A,期刊：Journal of Organic Chemistry, 页码：7863-7868 , 文章类型： Article，,卷期：2010年75-22] The Rh(I)-catalyzed direct arylation of azines has been developed Quinolines and 2-substituted pyridines couple with aryl bromides to efficiently afford ortho-arylated azine products using the commercially available and ...