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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22条记录   A Stereoselective Povarov Reaction Leading to exo-Tetrahydroindolo[3,2-c]quinoline Derivatives Catalyzed by Iodine [作者：WANG XIANGSHAN; YIN MINGYUE; WANG WEI; TU SHUJIANG,期刊：European Journal of Organic Chemistry, 页码：4811-4818 , 文章类型： Article，,卷期：2012年-25] We report an iodine-catalyzed Povarov reaction using indole as dienophile carried out in toluene at room temperature. This three-component reaction, coupling an aldehyde, an amine, and an indole, proved to be an efficien... Mori-Hiyama versus Hay Coupling for Higher Polyynes [作者：GULIA NURBEY; OSOWSKA KAROLINA; PIGULSKI BARTLOMIEJ; LIS TADEUSZ; GALEWSKI ZBIGNIEW; SZAFERT SLAWOMIR,期刊：European Journal of Organic Chemistry, 页码：4819-4830 , 文章类型： Review，,卷期：2012年-25] Dimerizations of C4 precursors RC=CC=CTMS [R = C6H5 (1), p-CH3C6H5, (2), 4-n-C5H11C6H4 (3), C6H9 (4), p-CH3OC6H4 (5), p-C6H5COC6H4 (6), p-NO2C6H4 (7), and p-NCC6H4 (8)] by Hay coupling with in situ deprotection gave stab... Effective Palladium-Catalyzed Synthesis of Triarylethene-Based Molecules in Aqueous Solution [作者：ZHU YAN; SUN PENG; YANG HAILONG; LU LINHUA; YAN HONG; CREUS MARC; MAO JINCHENG,期刊：European Journal of Organic Chemistry, 页码：4831-4837 , 文章类型： Article，,卷期：2012年-25] Highly effective and selective Pd-catalyzed coupling reactions of 1,1-dibromo-1-alkenes with various arylboronic acids have been performed in aqueous solution under mild conditions. The method is simple, economic, and pr... Unambiguous Characterization of the Sesquiterpene (7R,9E)-1,2,11-Trihydroxy-1,3,5,9-bisabolatetraene through Its Enantioselective Synthesis [作者：SERRA STEFANO; FRONZA GIOVANNI,期刊：European Journal of Organic Chemistry, 页码：4838-4843 , 文章类型： Article，,卷期：2012年-25] The bisabolane sesquiterpene (7R,9E)-1,2,11-trihydroxy-1,3,5,9-bisabolatetraene previously extracted from Commiphora kua resins was prepared by enantioselective synthesis using an enzyme-mediated resolution procedure as ... SPANphos Ligands in Palladium-Catalyzed Asymmetric Fluorination [作者：JACQUET OLIVIER; CLEMENT NICOLAS D; BLANCO CAROLINA; MARTINEZ BELMONTE MARTA; BENETBUCHHOLZ JORDI; VAN LEEUWEN PIET W N M,期刊：European Journal of Organic Chemistry, 页码：4844-4852 , 文章类型： Article，,卷期：2012年-25] The synthesis of new enantiopure wide-bite-angle diphosphanes is described as well as their use in the palladium-catalyzed asymmetric fluorination of a-cyanoacetates. Enantiomeric excesses up to 93?% were obtained when P... Synthesis of Carbazole-Type D-pi-A Fluorescent Dyes Possessing Solid-State Red Fluorescence Properties [作者：OOYAMA YOUSUKE; SUGIYAMA TETSUYA; ODA YUICHIRO; HAGIWARA YUTA; YAMAGUCHI NAOYA; MIYAZAKI EIGO; FUKUOKA HIROSHI; MIZUMO TOMONOBU; HARIMA YUTAKA; OHSHITA JOJI,期刊：European Journal of Organic Chemistry, 页码：4853-4859 , 文章类型： Article，,卷期：2012年-25] Carbazole-type donor-p-acceptor (D-p-A) fluorescent dyes (SO1 and SO2), each containing a diphenylamino system as an electron-donating group and a nitro moiety as an electron-accepting group, have been designed and synth... Total Syntheses of (-)-alpha-Kainic Acid [作者：STATHAKIS CHRISTOS I; YIOTI EFTHYMIA G; GALLOS JOHN K,期刊：European Journal of Organic Chemistry, 页码：4661-4673 , 文章类型： Review，,卷期：2012年-25] Kainoid amino acids are a unique group of non-proteinogenic pyrrolidinedicarboxylic acids. The parent member, ()-a-kainic acid (originally known as digenic acid), has attracted considerable interest, largely because of i... Highly Selective Activation of Vinyl C-S Bonds Over Aryl C-S Bonds in the Pd-Catalyzed Coupling of (E)-(beta-Trifluoromethyl)vinyldiphenylsulfonium Salts: Preparation of Trifluoromethylated Alkenes and Dienes [作者：LIN HAO; DONG XICHENG; LI YUXUE; SHEN QILONG; LU LONG,期刊：European Journal of Organic Chemistry, 页码：4675-4679 , 文章类型： Article，,卷期：2012年-25] We describe the Suzuki coupling reaction of (E)-(beta-trifluoromethyl)vinyldiphenylsulfonium salts with arylboronic acid. The highly efficient and selective reaction provides a useful and mild method for the synthesis of... Decarboxylative Allylation of Glyoxylic Acids with Diallyl Carbonate [作者：MANJOLINHO FILIPE; GRUENBERG MATTHIAS F; RODRIGUEZ NURIA; GOOSSEN LUKAS J,期刊：European Journal of Organic Chemistry, 页码：4680-4683 , 文章类型： Article，,卷期：2012年-25] A catalyst system consisting of Pd(PPh3)4 and P(pTol)3 was found to effectively promote the intermolecular decarboxylative coupling of a-oxocarboxylic acids with diallyl carbonate to give a,beta-unsaturated ketones. The ... First Total Syntheses of Oresbiusins A and B, Their Antipodes, and Racemates: Configuration Revision and Anti-HIV Activity [作者：HWU JIH RU; VARADARAJU TIRUMALA G; ABDELAZEM IBRAHIM S; HUANG RU CHIH C,期刊：European Journal of Organic Chemistry, 页码：4684-4688 , 文章类型： Article，,卷期：2012年-25] The first total syntheses of oresbiusin A in the (+)-, ()-, and (+/-)-forms were accomplished in five steps with overall yields of ca. 70?%. The key intermediates with optical activity were generated through a Sharpless ... Synthesis of 3-Substituted Tetrahydrofuran and 4-Substituted Tetrahydropyran Derivatives by Cyclization of Dicarboxylic Acids with InBr3/TMDS [作者：PEHLIVAN LEYLA; METAY ESTELLE; DELBRAYELLE DOMINIQUE; MIGNANI GERARD; LEMAIRE MARC,期刊：European Journal of Organic Chemistry, 页码：4689-4693 , 文章类型： Article，,卷期：2012年-25] An efficient reduction followed by cyclization of diacid compounds with the InBr3/TMDS system is reported. This system allows the formation of five- and six-membered ring ethers substituted in the 3- or 4-position. Ligated Regioselective Pd-II Catalysis to Access beta-Aryl-Bearing Aldehydes, Ketones, and beta-Keto Esters [作者：VELLAKKARAN MARI; ANDAPPAN MURUGAIAH M S; KOMMU NAGAIAH,期刊：European Journal of Organic Chemistry, 页码：4694-4698 , 文章类型： Article，,卷期：2012年-25] By employing ligands in the PdII-mediated arylative isomerization of allyl alcohols, a milder and regioselective access to the versatile building blocks beta-aryl aldehydes and ketones was developed. This new and chelati... An Iterative Method for the Synthesis of Symmetric Polyynes [作者：DECICCO RACQUEL C; BLACK ALLISON; LI LEI; GOROFF NANCY S,期刊：European Journal of Organic Chemistry, 页码：4699-4704 , 文章类型： Article，,卷期：2012年-25] An iterative synthetic route for obtaining symmetric polyynes was developed, consisting of a series of iodination and Stille coupling reactions. The starting materials employed in this pathway are simple and can be prepa... Conformational Dynamics of a Central Trisaccharide Fragment of the LeaLex Tumor Associated Antigen Studied by NMR Spectroscopy and Molecular Dynamics Simulations [作者：ZACCHEUS MONA; PENDRILL ROBERT; JACKSON TRUDY A; WANG AN; AUZANNEAU FRANCEISABELLE; WIDMALM GORAN,期刊：European Journal of Organic Chemistry, 页码：4705-4715 , 文章类型： Article，,卷期：2012年-25] Certain carbohydrate structures are recognized as cancer antigens, and identification of these and relevant epitopes are essential in fighting the disease. The trisaccharide beta-D-GlcpNAc-(1?3)-beta-D-Galp-(1?4)-beta-D-... Influencing the Balance between ipso and omega Nucleophile Addition to (1-Arylcyclohexadienyl)iron Intermediates in Alkaloid Synthesis [作者：STEPHENSON G RICHARD; ANSON CHRISTOPHER E; MALKOV ANDREI V; ROE CAROLINE,期刊：European Journal of Organic Chemistry, 页码：4716-4732 , 文章类型： Review，,卷期：2012年-25] Aryllithium reagents react with tricarbonyl(?5-1,4-dimethoxycyclohexadienyl)iron hexafluorophosphate to give ?4 products, which are converted into a series of (1-arylcyclohexadienyl)iron(1+) complexes with H, CHO, CH2OAc... Investigation of the Rearrangement in Alkyl-Bridged Bis(carbamoyldiaziridine) Derivatives [作者：KAMUF MATTHIAS; ROMINGER FRANK; TRAPP OLIVER,期刊：European Journal of Organic Chemistry, 页码：4733-4739 , 文章类型： Article，,卷期：2012年-25] The thermal treatment of alkyl-bridged bis(carbamoyldiaziridine) derivatives in toluene at 100 degrees C led to the formation of new saturated five- and six-membered 1,3-diaza-heterocyclic compounds from ethylene- or pro...