个性化文献订阅>文章检索

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40条记录   Silyl Glyoxylates. Conception and Realization of Flexible Conjunctive Reagents for Multicomponent Coupling [作者：BOYCE GREGORY R; GRESZLER STEPHEN N; JOHNSON JEFFREY S; LINGHU XIN; MALINOWSKI JUSTIN T; NICEWICZ DAVID A; SATTERFIELD ANDREW D; SCHMITT DANIEL C; STEWARD KIMBERLY M,期刊：Journal of Organic Chemistry, 页码：4503-4515 , 文章类型： Article，,卷期：2012年77-10] This Perspective describes the discovery and development of silyl glyoxylates, a new family of conjunctive reagents for use in multicomponent coupling reactions. The selection of the nucleophilic and electrophilic compon... Heavy Atom Free Singlet Oxygen Generation: Doubly Substituted Configurations Dominate S-1 States of Bis-BODIPYs [作者：DUMAN SELIN; CAKMAK YUSUF; KOLEMEN SAFACAN; AKKAYA ENGIN U; DEDE YAVUZ,期刊：Journal of Organic Chemistry, 页码：4516-4527 , 文章类型： Article，,卷期：2012年77-10] S-0, S-1, and T-1 states of various orthogonal 8,8' and 8,2'-bis-boradiaza-s-indacene (BODIPY) dyes, recently (Angew. Chem, Int. Ed. 2011, 50, 11937) proposed as heavy atom free photosensitizers for O-2((1)Delta(g)) gene... Oxidative Dimerization of (E)- and (Z)-2-Propenylsesamol with O-2 in the Presence and Absence of Laccases and Other Catalysts: Selective Formation of Carpanones and Benzopyrans under Different Reaction Conditions [作者：CONSTANTIN MIHAELAANCA; CONRAD JUERGEN; MERISOR ELENA; KOSCHORRECK KATJA; URLACHER VLADA B; BEIFUSS UWE,期刊：Journal of Organic Chemistry, 页码：4528-4543 , 文章类型： Article，,卷期：2012年77-10] The oxidative dimerization of 2-propenylsesamol to carpanone with O-2 as the oxidant, which probably proceeds as a domino phenol oxidation/anti-beta,beta-radical coupling/intramolecular hetero Diets-Alder reaction, can b... General Asymmetric Hydrogenation of 2-Alkyl- and 2-Aryl-Substituted Quinoxaline Derivatives Catalyzed by Iridium-Difluorphos: Unusual Halide Effect and Synthetic Application [作者：CARTIGNY DAMIEN; BERHAL FAROUK; NAGANO TAKUTO; PHANSAVATH PHANNARATH; AYAD TAHAR; GENET JEANPIERRE; OHSHIMA TAKASHI; MASHIMA KAZUSHI; RATOVELOMANANAVIDAL VIRGINIE,期刊：Journal of Organic Chemistry, 页码：4544-4556 , 文章类型： Article，,卷期：2012年77-10] A general asymmetric hydrogenation of a wide range of 2-alkyl- and 2-aryl-substituted quinoxaline derivatives catalyzed by an iridium-difluorphos complex has been developed. Under mild reaction conditions, the correspond... Fluorine End-Capped Optical Fibers for Photosensitizer Release and Singlet Oxygen Production [作者：BARTUSIK DOROTA; AEBISHER DAVID; GHOSH GOUTAM; MINNIS MIHAELA; GREER ALEXANDER,期刊：Journal of Organic Chemistry, 页码：4557-4565 , 文章类型： Article，,卷期：2012年77-10] The usefulness of a fiber optic technique for generating singlet oxygen and releasing the pheophorbide photosensitizer has been increased by the fluorination of the porous Vycor glass tip. Singlet oxygen emerges through ... Synthesis, Pairing, and Cellular Uptake Properties of C(6 ')-Functionalized Tricyclo-DNA [作者：LIETARD JORY; LEUMANN CHRISTIAN J,期刊：Journal of Organic Chemistry, 页码：4566-4577 , 文章类型： Article，,卷期：2012年77-10] Tricyclo-DNA (tc-DNA) is a promising candidate for oligonucleotide-based therapeutic applications exhibiting increased affinity to RNA and increased resistance to nucleases. However, as many other oligonucleotide analogs... Reductive N-Alkylation of Nitroarenes: A Green Approach for the N-Alkylation of Natural Products [作者：WAHBA AMIR E; HAMANN MARK T,期刊：Journal of Organic Chemistry, 页码：4578-4585 , 文章类型： Article，,卷期：2012年77-10] A simple, mild, cost-effective, and green approach for the reductive mono-N-alkylation of nitroarenes has been developed. HOAc/Zn are utilized as the reducing system together with a carbonyl compound as an alkyl source i... Access and Regioselective Transformations of 6-Substituted 4-Aryl-2,8-dichloropyrido[3,2-d]pyrimidine Compounds [作者：BOUSCARYDESFORGES GWENAELLE; BOMBRUN AGNES; AUGUSTINE JOHN KALLIKAT; BERNARDINELLI GERALD; QUATTROPANI ANNA,期刊：Journal of Organic Chemistry, 页码：4586-4595 , 文章类型： Article，,卷期：2012年77-10] We report herein an efficient route for the synthesis of 2,4,8-trichloropyrido[3,2-d]pyrimidines 1 with RI substituents at C-6. The potential of such scaffolds was demonstrated by the possibility to displace regioselecti... Sterically Congested Adamantylnaphthalene Quinone Methides [作者：YELJKOVIC JELENA; UZELAC LIDIJA; MOLCANOV KRESIMIR; MLINARICMAJERSKI KATA; KRALJ MARIJETA; WAN PETER; BASARIC NIKOLA,期刊：Journal of Organic Chemistry, 页码：4596-4610 , 文章类型： Article，,卷期：2012年77-10] Five new (2-adamantyl)naphthol derivatives (5-9,, quinone methide precursors, QMP) were synthesized and their photochemical reactivity was investigated by preparative photolyses, fluorescence spectroscopy, and laser flas... Dicarboxylate Recognition by Two Macrobicyclic Receptors: Selectivity for Fumarate over Maleate [作者：MATEUS PEDRO; DELGADO RITA; BRANDAO PAULA; FELIX VITOR,期刊：Journal of Organic Chemistry, 页码：4611-4621 , 文章类型： Article，,卷期：2012年77-10] Two ditopic polyamine macrobicyclic compounds have been studied as receptors for the recognition of dicarboxylate anions of varying chain length in aqueous solution. One of the receptors consists of two tris(2-aminoethyl... Trapping of Bulky Guests inside Dimeric Molecular Capsules Formed by a Deep-Cavity Cavitand [作者：QIU YANHUA; YI SONG; KAIFER ANGEL E,期刊：Journal of Organic Chemistry, 页码：4622-4627 , 文章类型： Article，,卷期：2012年77-10] The inclusion of three bulky guests, adamantyl(ferrocenylmethyl)amine (2), adamantylferrocenecarboxylamide (3), and 1,1'-bis(adamantylaminomethyl)ferrocene (4), inside dimeric molecular capsules formed by an octaacid dee... Allylic C-H Activations Using Cu(II) 2-Quinoxalinol Salen and tert-Butyl Hydroperoxide [作者：LI YUANCHENG; LEE TAE BUM; WANG TANYU; GAMBLE AUDREY V; GORDEN ANNE E V,期刊：Journal of Organic Chemistry, 页码：4628-4633 , 文章类型： Article，,卷期：2012年77-10] Using a Cu(II) 2-quinoxalinol salen complex as the catalyst and tert-butyl hydroperoxide (TBHP) as the oxidant, allylic activations of olefin substrates can be converted to the corresponding enones or 1,4-enediones. Exce... Synthesis, Characterization, and Optical Properties of 4H-Pyran-4-ylidene Donor-Based Chromophores: The Relevance of the Location of a Thiophene Ring in the Spacer [作者：MARTINEZ DE BAROJA NATALIA; GARIN JAVIER; ORDUNA JESUS; ANDREU RAQUEL; JESUS BLESA MARIA; VILLACAMPA BELEN; ALICANTE RAQUEL; FRANCO SANTIAGO,期刊：Journal of Organic Chemistry, 页码：4634-4644 , 文章类型： Article，,卷期：2012年77-10] A series of new 4H-pyran-4-ylidene donor-based chromophores with a thiophene ring in the spacer has been synthesized. The linear and nonlinear optical (NLO) properties of these compounds have been determined and compared... Added-Metal-Free Catalytic Nucleophilic Addition of Grignard Reagents to Ketones [作者：ZONG HUA; HUANG HUAYIN; LIU JUNFENG; BIAN GUANGLING; SONG LING,期刊：Journal of Organic Chemistry, 页码：4645-4652 , 文章类型： Article，,卷期：2012年77-10] On the basis of the investigation of the combinational effect of quaternary ammonium salts and organic bases, an added-metal-free catalytic system for nucleophilic addition reactions of a variety of Grignard reagents to ... Unravelling the Reaction Mechanism of the Reductive Ring Contraction of 1,2-Pyridazines [作者：SILVA PEDRO J,期刊：Journal of Organic Chemistry, 页码：4653-4659 , 文章类型： Article，,卷期：2012年77-10] Substituted pyrroles may be synthesized from selected 1,2-pyridazines through a reductive ring contraction involving the addition of four electrons and four protons. Our density functional theory computations of this rea... Multicomponent Synthesis of Ugi-Type Ceramide Analogues and Neoglycolipids from Lipidic Isocyanides [作者：PEREZLABRADA KARELL; BROUARD IGNACIO; MENDEZ INMACULADA; RIVERA DANIEL G,期刊：Journal of Organic Chemistry, 页码：4660-4670 , 文章类型： Article，,卷期：2012年77-10] Unique types of ceramide and glycolipid architectures were obtained by means of Ugi reactions incorporating lipidic isocyanides as surrogates of sphingolipids. The multicomponent nature of this approach allowed for a hig...