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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42条记录   Guest Covalent Capture by a Host: A Biomimetic Strategy for the Selective Functionalization of a Cavity [作者：MENARD NICOLAS; REINAUD OLIVIA; COLASSON BENOIT,期刊：Chemistry-A European Journal, 页码：641-652 , 文章类型： Article，,卷期：2013年19-2] A biomimetic strategy for the monofunctionalization of a calix[ 6]arene core is described. It is based on host-guest chemistry (mimicking the Michaelis-Menten adduct in enzymes) and allows the finely tuned pre-organizati... Gold(I)-Catalyzed Divergence in the Preparation of Bicyclic Enol Esters: From Exclusively [3C+2C]-Cycloaddition Reactions to Exclusive Formation of Vinylcyclopropanes [作者：CONYERS RYAN C; GUNG BENJAMIN W,期刊：Chemistry-A European Journal, 页码：653-663 , 文章类型： Article，,卷期：2013年19-2] With the use of benzonitrilestabilized Au-I catalyst [Au(IPr)(NCPh)]SbF6 (Ic; IPr=1,3-bis(2,6-di-sopropylphenyl)imidazol-2-ylidene), a spectrum of reactivity is observed for propargyl ester 4a with cyclic vinyl ethers, r... Conjugate Addition versus Cycloaddition/Condensation of Nitro Compounds in Water: Selectivity, Acid-Base Catalysis, and Induction Period [作者：GUIDERI LUCA; DE SARLO FRANCESCO; MACHETTI FABRIZIO,期刊：Chemistry-A European Journal, 页码：664-676 , 文章类型： Article，,卷期：2013年19-2] Nitroacetates and nitroacetamides react in water as in chloroform with electron-deficient dipolarophiles to give condensation or conjugate addition products under base catalysis. In general, high selectivity towards cond... Direct Nucleophilic Addition to N-Alkoxyamides [作者：YANAGITA YUTA; NAKAMURA HUGH; SHIROKANE KENJI; KUROSAKI YUSUKE; SATO TAKAAKI; CHIDA NORITAKA,期刊：Chemistry-A European Journal, 页码：677-683 , 文章类型： Article，,卷期：2013年19-2] While the synthesis of amide bonds is now one of the most reliable organic reactions, functionalization of amide carbonyl groups has been a long-standing issue due to their high stability. As an ongoing program aimed at ... Lyotropic Supramolecular Helical Columnar Phases Formed by C-3-Symmetric and Unsymmetric Rigid Molecules [作者：WANG DAOLIANG; HUANG YOUJU; LI JUNJUN; XU LU; CHEN MINGMING; TAO JIAOJIAO; LI LIANGBIN,期刊：Chemistry-A European Journal, 页码：684-689 , 文章类型： Article，,卷期：2013年19-2] Unlike thermotropic liquidcrystalline C-3-symmetric molecules with flexible chains, the herein-designed fully rigid three-armed molecules (C-3-symmetric and unsymmetric) create a fancy architecture for the formation of l... On the Solution Behaviour of Benzyllithium.(-)-Sparteine Adducts and Related Lithium Organyls - A Case Study on Applying Li-7,N-15{H-1}HMQC and Further NMR Methods, Including Some Investigation into Asymmetric Synthesis [作者：CASIMIRO MARIA; ONABURGOS PASCUAL; MEYER JENS; STYRA STEFFEN; KUZU ISTEMI; BREHER FRANK; FERNANDEZ IGNACIO,期刊：Chemistry-A European Journal, 页码：690-700 , 文章类型： Article，,卷期：2013年19-2] 2D Li-7,N-15 heteronuclear shift correlation through scalar coupling has successfully been applied to several lithium organyls consisting of polydentate N ligands such as N,N,N',N'-tetramethylethylenediamine (tmeda), N, ... Change of Boron Substitution Improves the Lasing Performance of Bodipy Dyes: A Mechanistic Rationalisation [作者：JAGTAP KRISHNA K; SHIVRAN NEELAM; MULA SOUMYADITYA; NAIK DEVIDAS B; SARKAR SISIR K; MUKHERJEE TULSI; MAITY DILIP K; RAY ALOK K,期刊：Chemistry-A European Journal, 页码：701-707 , 文章类型： Article，,卷期：2013年19-2] Bodipy laser dyes are highly efficient but degrade rapidly in solution by reacting with in situ generated singlet oxygen (O-1(2)). To increase the lasing lifetimes of these dyes, we have designed and synthesised two diff... Deep Desulfurization by Amphiphilic Lanthanide-Containing Polyoxometalates in Ionic-Liquid Emulsion Systems under Mild Conditions [作者：XU JUNHUA; ZHAO SHEN; JI YUANCHUN; SONG YUFEI,期刊：Chemistry-A European Journal, 页码：708-714 , 文章类型： Article，,卷期：2013年19-2] Amphiphilic lanthanide-containing polyoxometalates (POMs) were prepared by surfactant encapsulation. Investigation of these lanthanide-containing POMs in oxidative desulfurization (ODS) showed that highly efficient deep ... tert-Butyldimethylsilyl-Directed Highly Enantioselective Approach to Axially Chiral alpha-Allenols [作者：YE JUNTAO; FAN WU; MA SHENGMING,期刊：Chemistry-A European Journal, 页码：715-719 , 文章类型： Article，,卷期：2013年19-2] A highly efficient and enantioselective synthesis of axially chiral alpha-allenols was realized in practical yields with 96-99% ee or de from TBS-protected propargylic alcohols, aldehydes, and a commercially available, i... A Carborane-Derivative "Click" Reaction under Heterogeneous Conditions for the Synthesis of a Promising Lipophilic MRI/GdBNCT Agent [作者：TOPPINO ANTONIO; BOVA MARIA ELENA; CRICH SIMONETTA GENINATTI; ALBERTI DIEGO; DIANA ELIANO; BARGE ALESSANDRO; AIME SILVIO; VENTURELLO PAOLO; DEAGOSTINO ANNAMARIA,期刊：Chemistry-A European Journal, 页码：720-727 , 文章类型： Article，,卷期：2013年19-2] In this study, the Huisgen reaction has been used to functionalise a carborane cage with a lipophilic moiety and a 1,4,7,10-tetraazacyclododecane1,4,7,10-tetraacetic acid (DOTA) ligand to obtain a new Gd boron neutron-ca... Probing the Nature of the Cluster Effect Observed with Synthetic Multivalent Galactosides and Peanut Agglutinin Lectin [作者：ALMANT MEHDI; MASTOURI AMIRA; GALLEGOYERGA LAURA; GARCIA FERNANDEZ JOSE MANUEL; ORTIZ MELLET CARMEN; KOVENSKY JOSE; MORANDAT SANDRINE; EL KIRAT KARIM; GOUIN SEBASTIEN G,期刊：Chemistry-A European Journal, 页码：728-737 , 文章类型： Article，,卷期：2013年19-2] We designed a set of multigalactosides with valencies ranging from one to seven and different spacer-arm lengths. The compounds display a high structural homology for a strict assessment of multivalent phenomena. The mul... Light-Harvesting Ytterbium(III)-Porphyrinate-BODIPY Conjugates: Synthesis, Excitation-Energy Transfer, and Two-Photon-Induced Near-Infrared-Emission Studies [作者：ZHANG TAO; ZHU XUNJIN; WONG WAIKWOK; TAM HOILAM; WONG WAIYEUNG,期刊：Chemistry-A European Journal, 页码：738-747 , 文章类型： Article，,卷期：2013年19-2] Based on a donor-acceptor framework, several conjugates have been designed and prepared in which an electron-donor moiety, ytterbium(III) porphyrinate (YbPor), was linked through an ethynyl bridge to an electron-acceptor... Synthesis and Two-Photon Absorption Property Characterizations of Small Dendritic Chromophores Containing Functionalized Quinoxaliniod Heterocycles [作者：LIN TZUCHAU; LEE YINGHSUAN; LIU CHEYU; HUANG BORRONG; TSAI MINGYU; HUANG YUJHEN; LIN JAHON; SHEN YUKAI; WU CHENGYU,期刊：Chemistry-A European Journal, 页码：748-759 , 文章类型： Article，,卷期：2013年19-2] A series of star-shaped multipolar chromophores (compounds 1-3) containing functionalized quinoxaline and quinoxalinoid (indenoquinoxaline and pyridopyrazine) units has been synthesized and characterized for their two-ph... Diversity-Oriented Enantioselective Synthesis of Highly Functionalized Cyclic and Bicyclic Alcohols [作者：MAO BIN; FANANASMASTRAL MARTIN; LUTZ MARTIN; FERINGA BEN L,期刊：Chemistry-A European Journal, 页码：760-769 , 文章类型： Article，,卷期：2013年19-2] The copper-catalyzed hetero-allylic asymmetric alkylation (h-AAA) of functionalized Grignard reagents that contain alkene or alkyne moieties has been achieved with excellent regio-and enantioselectivity. The correspondin... On the Catalytic Mechanism of (S)-2-Hydroxypropylphosphonic Acid Epoxidase (HppE): A Hybrid DFT Study [作者：MILACZEWSKA ANNA; BROCLAWIK EWA; BOROWSKI TOMASZ,期刊：Chemistry-A European Journal, 页码：770-780 , 文章类型： Article，,卷期：2013年19-2] The mechanism of oxidative epoxidation catalyzed by HppE, which is the ultimate step in the biosynthesis of fosfomycin, was studied by using hybrid DFT quantum chemistry methods. An active site model used in the computat... [Rh-III(dmbpy)(2)Cl-2](+) as a Highly Efficient Catalyst for Visible-Light-Driven Hydrogen Production in Pure Water: Comparison with Other Rhodium Catalysts [作者：STOLL THIBAUT; GENNARI MARCELLO; SERRANO ISABEL; FORTAGE JEROME; CHAUVIN JEROME; ODOBEL FABRICE; REBARZ MATEUSZ; POIZAT OLIVIER; SLIWA MICHEL; DERONZIER ALAIN; COLLOMB MARIENOELLE,期刊：Chemistry-A European Journal, 页码：781-791 , 文章类型： Article，,卷期：2013年19-2] We report a very efficient homogeneous system for the visible-light-driven hydrogen production in pure aqueous solution at room temperature. This comprises [Rh-III(dmbpy)(2)Cl-2]Cl (1) as catalyst, [Ru(bpy)(3)]Cl-2 (PS1)...