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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19条记录   Biocatalytic Promiscuity [作者：HUMBLE MARIA SVEDENDAHL; BERGLUND PER,期刊：European Journal of Organic Chemistry, 页码：3391-3401 , 文章类型： Review，,卷期：2011年-19] Enzymes are attractive catalysts because of their promiscuity and their ability to perform highly regio-, chemo- and stereo-selective transformations. Enzyme promiscuity allows optimisation of industrial processes that r... Cyclization Reaction of 2-Azido-1-(2-hydroxyphenyl)ethanones with Terminal Alkynoates Catalyzed by 4-Dimethylaminopyridine (DMAP): Synthesis of 2-Aminobenzofuran-3(2H)-one Derivatives [作者：MENG LINGGUO; GE NILIN; YANG MINGMING; WANG LEI,期刊：European Journal of Organic Chemistry, 页码：3403-3406 , 文章类型： Article，,卷期：2011年-19] An unexpected cyclization reaction of 2-azido-1-(2-hydroxyphenyl)ethanones with terminal alkynoates catalyzed by 4-dimethylaminopyridine (DMAP) was developed, and 2-aminobenzofuran-3(2H)-one derivatives were obtained in ... Fine Modification of Salen Ligands - Effects on the Salen-Ti-Catalyzed Asymmetric Cyanosilylation of Aldehydes [作者：LV CHENGWEI; CHENG QIGAN; XU DAQIAN; WANG SHOUFENG; XIA CHUNGU; SUN WEI,期刊：European Journal of Organic Chemistry, 页码：3407-3411 , 文章类型： Article，,卷期：2011年-19] New bifunctional N-oxide salen-Ti(IV) complexes and a pyrrolidine salen-Ti(IV) complex in combination with achiral N-oxide were developed and applied to the asymmetric addition of trimethylsilyl cyanide to aldehydes. Not... Synthesis of Phosphonylated and Thiolated Indenones by Manganese(III)-Mediated Addition of Phosphorus- and Sulfur-Centered Radicals to 1,3-Diarylpropynones [作者：ZHOU JUN; ZHANG GUANGLIANG; ZOU JIANPING; ZHANG WEI,期刊：European Journal of Organic Chemistry, 页码：3412-3415 , 文章类型： Article，,卷期：2011年-19] Phosphorus- or sulfur-centered radicals generated from the reaction of manganese(III) acetate with dialkyl phosphonates or arylthiols undergo selective additions to conjugated alkynes followed by cyclization and rearomat... A Synthetic Route to alpha-Substituted Butenolides: Enantioselective Synthesis of (+)-Ancepsenolide [作者：GHOBRIL CYNTHIA; KISTER JEREMY; BAATI RACHID,期刊：European Journal of Organic Chemistry, 页码：3416-3419 , 文章类型： Article，,卷期：2011年-19] A variety of alpha-substituted butenolides was efficiently synthesized starting from commercially available tetronic acid and carboxylic acids in four steps. The effectiveness of this approach is illustrated in the short... Pyrrolopyrrole Cyanines: Effect of Substituents on Optical Properties [作者：FISCHER GEORG M; KLEIN MATTHIAS K; DALTROZZO EWALD; ZUMBUSCH ANDREAS,期刊：European Journal of Organic Chemistry, 页码：3421-3429 , 文章类型： Article，,卷期：2011年-19] To tune their optical properties, a large variety of pyrrolopyrrole cyanines (PPCys) were synthesized with substituted heteroaromatics such as quinoline, benzothiazole, and oxazole derivatives as terminal groups. Thus, a... A Tandem Isomerization-Mannich Reaction for the Enantioselective Synthesis of beta-Amino Ketones and beta-Amino Alcohols with Applications as Key Intermediates for ent-Nikkomycins and ent-Funebrine [作者：CAO HAI THUONG; ROISNEL THIERRY; VALLEIX ALAIN; GREE RENE,期刊：European Journal of Organic Chemistry, 页码：3430-3436 , 文章类型： Article，,卷期：2011年-19] beta-Amino ketones, with a primary amino group, are easily obtained in good yields and excellent enantioselectivities through a short sequence that involves, as a key step, a tandem isomerization-Mannich reaction from al... Asymmetric Synthesis of New beta-Lactam Lipopeptides as Bacterial Signal Peptidase I Inhibitors [作者：CRAUSTE CELINE; FROEYEN MATHEUS; ANNE JOZEF; HERDEWIJN PIET,期刊：European Journal of Organic Chemistry, 页码：3437-3449 , 文章类型： Article，,卷期：2011年-19] The transmembrane bacterial enzyme, signal peptidase I, is recognized as being a promising target for reducing the emergence of drug resistance. The asymmetric synthesis and the biological evaluation of original beta-lac... Synthesis of 3 '-S-Phosphonomethyl-Modified Nucleoside Phosphonates with a 3 '-Deoxy-3 '-thio-alpha-L-threosyl Sugar Moiety [作者：HUANG QIUYA; HERDEWIJN PIET,期刊：European Journal of Organic Chemistry, 页码：3450-3457 , 文章类型： Article，,卷期：2011年-19] The synthesis and antiviral evaluation of 3'-deoxy-3'-S-phosphonomethyl-3'-thio-alpha-L-threosyl nucleosides as well as the 2'-deoxy analogues related to PMDTT are described. The key transformations involved the synthesi... Computational Insights into the Roles of Steric and Electrostatic Interactions in Arsenic Ylide Mediated Aziridination Reactions [作者：JACCOB MADHAVAN; VENUVANALINGAM PONNAMBALAM,期刊：European Journal of Organic Chemistry, 页码：3458-3466 , 文章类型： Article，,卷期：2011年-19] DFT calculations have been performed to study the mechanism and diastereoselectivity aspects of aziridination reactions of arsenic ylides. The reactions of three different arsenic ylides, unstabilized (H), semistabilized... A Straightforward Approach towards Isoxazoline Amino Acid Esters by Domino Michael Additions/Nitrile Oxide Cycloadditions [作者：WIRTZ LISA; KAZMAIER ULI,期刊：European Journal of Organic Chemistry, 页码：3467-3473 , 文章类型： Article，,卷期：2011年-19] The syntheses of new heterocyclic isoxazoline amino acids are described based on a domino Michael addition/nitrile oxide formation/[3+2] cycloaddition approach. Chelated amino acid ester enolates can be added to nitroalk... C-H Bond Functionalization of Arylpyrimidines Catalyzed by an in situ Generated Ruthenium(II) Carboxylate System and the Construction of Tris(heteroaryl)-Substituted Benzenes [作者：STEFANE BOGDAN; FABRIS JAN; POZGAN FRANC,期刊：European Journal of Organic Chemistry, 页码：3474-3481 , 文章类型： Article，,卷期：2011年-19] A ruthenium(II) carboxylate catalyst, generated in situ from [RuCl(2)(p-cymene)](2) and 1-phenyl-1-cyclopentanecarboxylic acid (PCCA) in the presence of K(2)CO(3), allowed activation of the C-H bond in phenyl-substituted... Expeditious Construction of Spiro-Pyrrolidines by an Autocatalytic One-Pot, Five-Component, 1,3-Dipolar Cycloaddition of in situ Generated Azomethine Ylides and Olefinic Dipolarophiles [作者：LI MING; GONG FUMENG; WEN LIRONG; LI ZHAORUI,期刊：European Journal of Organic Chemistry, 页码：3482-3490 , 文章类型： Article，,卷期：2011年-19] Two series of previously unknown spiro-pyrrolidine derivatives were prepared by a five-component reaction that employed ninhydrin, 1,2-phenylenediamine, sarcosine, aldehydes, and malononitrile or cyanoacetic ester in a s... Oxidative Bond Formation in Dithienyl Polyphenylenes: Optical and Electrochemical Consequences [作者：MARTIN COLIN J; GIL BELEN; PERERA SARATH D; DRAPER SYLVIA M,期刊：European Journal of Organic Chemistry, 页码：3491-3499 , 文章类型： Article，,卷期：2011年-19] A new set of dithienyl polyphenylenes was prepared with a view of developing sulfur-containing polyaromatic hydrocarbons (PAHs) by oxidative cyclodehydrogenation. The first of these, 1,2-bis(5-methyl-2-thienyl)-3,4,5,6-t... Stereochemistry of 2,6-Diaminoadamantane Salts: Transannular Interactions [作者：GLASER ROBERT; STEINBERG AVITAL; SEKUTOR MARINA; ROMINGER FRANK; TRAPP OLIVER; MLINARICMAJERSKI KATA,期刊：European Journal of Organic Chemistry, 页码：3500-3506 , 文章类型： Article，,卷期：2011年-19] A series of bisprimary, bistertiary, and bisquaternary adamantane-2,6-diammonium salts were synthesized from adamantane-2,6-dione starting material. Conversion of the dione to a dioxime followed by H(2)/PtO(2) hydrogenat... Chiral Thiourea-Catalyzed Asymmetric Michael Addition of beta-Oxo Phosphonate to Nitro Olefins: Convenient Synthesis of Optically Active beta-Oxo Phosphonates [作者：HU KUANG; LIU TAO; LU A D; LIU YUNFENG; WANG YOUMING; WU GUIPING; ZHOU ZHENGHONG; TANG CHUCHI,期刊：European Journal of Organic Chemistry, 页码：3507-3513 , 文章类型： Article，,卷期：2011年-19] beta-Oxo phosphonates have been proven to be alternative Michael donors in Michael addition reactions to nitro olefins in the presence of cinchonine-based bifunctional thiourea, affording a direct and atom-economic appro...