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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33条记录   Total synthesis and determination of the absolute configuration of guadinomines B and C2. [作者：Hirose, Tomoyasu;Sunazuka, Toshiaki;Tsuchiya, Satoshi;Tanaka, Toshiaki;Kojima, Yasuhiro;Mori, Ryuma;Iwatsuki, Masato;Omura, Satoshi;,期刊：Chemistry-A European Journal, 页码：8220-8238 , 文章类型： 研究论文，,卷期：2008年14-27] This article describes the detn. of the abs. configurations of the guadinomines I and II, which are novel cyclic guanidyl natural products that are inhibitors of the type III secretion system (TFSS) of bacteria. Any comp... Lanthanum nitride endohedral fullerenes La3N 2n (43 ?n ?55): preferential formation of La3N 96. [作者：Chaur, Manuel N.;Melin, Frederic;Ashby, Jarryd;Elliott, Bevan;Kumbhar, Amar;Rao, Apparao M.;Echegoyen, Luis;,期刊：Chemistry-A European Journal, 页码：8213-8219 , 文章类型： 研究论文，,卷期：2008年14-27] While the trimetallic nitrides of Sc, Y and the lanthanides between Gd and Lu preferentially template C80 cages, M3N 80, and while those of Ce, Pr and Nd preferentially template the C88 cage, M3N 88, we show herein that ... Enantioselective synthesis of (R)-convolutamydine A with new N-heteroarylsulfonylprolinamides. [作者：Nakamura, Shuichi;Hara, Noriyuki;Nakashima, Hiroki;Kubo, Koji;Shibata, Norio;Toru, Takeshi;,期刊：Chemistry-A European Journal, 页码：8079-8081 , 文章类型： 研究论文，,卷期：2008年14-27] An enantioselective aldol reaction of acetone with various isatins I (R4 = Br, R6 = Br; R4 = H, R6 = H; R4 = Cl, R6 = Cl; R4 = iodo, R6 = iodo; R4 = Me, R6 = Me; R4 = Br, R6 = H), catalyzed by novel L-proline derived org... Carbon-supported ruthenium nanoparticles stabilized by methylated cyclodextrins: a new family of heterogeneous catalysts for the gas-phase hydrogenation of arenes. [作者：Denicourt-Nowicki, Audrey;Roucoux, Alain;Wyrwalski, Frederic;Kania, Nicolas;Monflier, Eric;Ponchel, Anne;,期刊：Chemistry-A European Journal, 页码：8090-8093 , 文章类型： 研究论文，,卷期：2008年14-27] A novel strategy to obtain heterogeneous catalysts for gas-phase hydrogenation has been developed, based on metallic nanoparticles stabilized by methylated cyclodextrins (CDs) and adsorbed onto charcoal. The CDs appear ... De-racemization of enantiomers versus de-epimerization of diastereomers - classification of dynamic kinetic asymmetric transformations (DYKAT). [作者：Steinreiber, Johannes;Faber, Kurt;Griengl, Herfried;,期刊：Chemistry-A European Journal, 页码：8060-8072 , 文章类型： 研究论文，,卷期：2008年14-27] The isolation of single stereoisomers from a racemic (or diastereomeric) mixt. by enzymic or chem. resoln. techniques goes in hand with the disposal of 50% (racemate) or more (diastereomeric mixts.) of the "undesired" su... A mesoporous 3D hybrid material with dual functionality for Hg2+ detection and adsorption. [作者：Ros-Lis, Jose V.;Casasus, Rosa;Comes, Maria;Coll, Carmen;Marcos, M. Dolores;Martinez-Manez, Ramon;Sancenon, Felix;Soto, Juan;Amoros, Pedro;El Haskouri, Jamal;Garro, Nuria;Rurack, Knut;,期刊：Chemistry-A European Journal, 页码：8267-8278 , 文章类型： 研究论文，,卷期：2008年14-27] Dual-function hybrid material, U1, was designed for the simultaneous chromofluorogenic detection in and removal of Hg2+ from an aq. environment. Mesoporous material, UVM-7 (MCM41-type), with homogeneously distributed po... Highly fluorescent lyotropic mesophases and organogels based on J-aggregates of core-twisted perylene bisimide dyes. [作者：Li, Xue-Qing;Zhang, Xin;Ghosh, Suhrit;Wuerthner, Frank;,期刊：Chemistry-A European Journal, 页码：8074-8078 , 文章类型： 研究论文，,卷期：2008年14-27] A new perylene bisimide dye was synthesized that forms highly fluorescent J-aggregates in various org. solvents and its gelation in polar solvents like acetone and dioxane is obsd., while anisotropic highly viscous lyotr... How elementary mercury reacts in the presence of halogen radicals and/or halogen anions: a DFT investigation. [作者：Maron, Laurent;Dommergue, Aurelien;Ferrari, Christophe;Delacour-Larose, Marlene;Fain, Xavier;,期刊：Chemistry-A European Journal, 页码：8322-8329 , 文章类型： 研究论文，,卷期：2008年14-27] Reactions of elementary mercury in the gas phase (GEM) have been investigated at the DFT level in the presence of halogen radicals and/or halogen anions. In the presence of radicals, the formation of HgX3?and HgX42?is p... Polyviologen dendrimers as hosts and charge-storing devices. [作者：Ronconi, Celia M.;Stoddart, J. Fraser;Balzani, Vincenzo;Baroncini, Massimo;Ceroni, Paola;Giansante, Carlo;Venturi, Margherita;,期刊：Chemistry-A European Journal, 页码：8365-8373 , 文章类型： 研究论文，,卷期：2008年14-27] Two dendrimers were designed and synthesized that contain a 1,3,5-trisubstituted benzenoid core and incorporate 9 and 21 viologen (4,4'-bipyridinium) units in their branches in addn. to hydrophilic (aryloxy) terminal gro... Dynamic kinetic resolution in the asymmetric synthesis of b-amino acids by organocatalytic reduction of enamines with trichlorosilane. [作者：Malkov, Andrei V.;Stoncius, Sigitas;Vrankova, Kvetoslava;Arndt, Matthias;Kocovsky, Pavel;,期刊：Chemistry-A European Journal, 页码：8082-8085 , 文章类型： 研究论文，,卷期：2008年14-27] A new, expedient protocol has been developed for the asym. synthesis of b3- and b2,3-amino acid derivs. from enamine precursors. The method relies on a fast equil. between the enamine and imine forms. Redn. of the imine... Assessing synthetic strategies: total syntheses of (?-neodolabellane-type diterpenoids. [作者：Valente, Cory;Organ, Michael G.;,期刊：Chemistry-A European Journal, 页码：8239-8245 , 文章类型： 研究论文，,卷期：2008年14-27] Two strategies, namely a cross-metathesis/ring-closing metathesis and Pd-catalyzed Stille allylation/Nozaki-Hiyama-Kishi coupling, were examd. for the prepn. of neodolabellane-type diterpenoids I and II. Whereas the firs... Titanosilsesquioxane anchored on mesoporous silicas: a novel approach for the preparation of heterogeneous catalysts for selective oxidations. [作者：Carniato, Fabio;Bisio, Chiara;Boccaleri, Enrico;Guidotti, Matteo;Gavrilova, Elena;Marchese, Leonardo;,期刊：Chemistry-A European Journal, 页码：8098-8101 , 文章类型： 研究论文，,卷期：2008年14-27] A new approach for the prepn. of heterogeneous catalysts based on a covalent anchoring of an innovative multifunctional titanosisesquioxane on the inner surface silanols of mesoporous silicas (SBA-15 and non-ordered sili... Gold(I)-catalyzed intermolecular hydroarylation of alkenes with indoles under thermal and microwave-assisted conditions. [作者：Wang, Ming-Zhong;Wong, Man-Kin;Che, Chi-Ming;,期刊：Chemistry-A European Journal, 页码：8353-8364 , 文章类型： 研究论文，,卷期：2008年14-27] An efficient method for intermol. hydroarylation of aryl and aliph. alkenes with indoles using a combination of [(PR3)AuCl]/AgOTf as catalyst under thermal and microwave-assisted conditions has been developed. The gold(... Modular syntheses of diversonol-type tetrahydroxanthone mycotoxins: blennolide C (epi-hemirugulotrosin A) and analogues. [作者：Gerard, Emilie M. C.;Braese, Stefan;,期刊：Chemistry-A European Journal, 页码：8086-8089 , 文章类型： 研究论文，,卷期：2008年14-27] Mycotoxin synthesis: A versatile and modular synthesis of differently substituted tetrahydroxanthones, e.g. I, is presented. The core skeleton is obtained via a domino oxa-Michael-aldol condensation reaction and allows ... Synthesis of substituted benzenes and phenols by ring-closing olefin metathesis. [作者：Yoshida, Kazuhiro;Takahashi, Hidetoshi;Imamoto, Tsuneo;,期刊：Chemistry-A European Journal, 页码：8246-8261 , 文章类型： 研究论文，,卷期：2008年14-27] New synthetic approaches to substituted arom. compds. are reported. Ring-closing olefin metathesis (RCM)/dehydration and RCM/tautomerization are the key processes in the synthesis of substituted benzenes and phenols, res... Discovery of bifunctional thiourea/secondary-amine organocatalysts for the highly stereoselective nitro-Mannich reaction of a-substituted nitroacetates. [作者：Han, Bo;Liu, Qing-Ping;Li, Rui;Tian, Xu;Xiong, Xiao-Feng;Deng, Jin-Gen;Chen, Ying-Chun;,期刊：Chemistry-A European Journal, 页码：8094-8097 , 文章类型： 研究论文，,卷期：2008年14-27] The highly stereoselective nitro-Mannich reaction of a-substituted nitroacetates and N-Boc aldimines was investigated catalyzed by novel chiral bifunctional thiourea/secondary-amine systems. The presence of a basic N-H ...