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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46条记录   Asymmetric Syntheses of alpha-Methyl gamma-Amino Acid Derivatives [作者：ZHU YE; KHUMSUBDEE SAKUNCHAI; SCHAEFER AMBER; BURGESS KEVIN,期刊：Journal of Organic Chemistry, 页码：7449-7457 , 文章类型： Article，,卷期：2011年76-18] This project was undertaken to demonstrate the potential of asymmetric hydrogenations mediated by the chiral, carbene-oxazoline analogue of Crabtree's catalyst "cat" in asymmetric hydrogenations of allylic amine derivati... Reaction of beta-Lactam Carbenes with 2-Pyridyl Isonitriles: A One-Pot Synthesis of 2-Carbonyl-3-(pyridylamino)imidazo[1,2-a]pyridines Useful as Fluorescent Probes for Mercury Ion [作者：SHAO NA; PANG GUANGXIAN; YAN CAIXIA; SHI GAOFENG; CHENG YING,期刊：Journal of Organic Chemistry, 页码：7458-7465 , 文章类型： Article，,卷期：2011年76-18] The one-pot reaction of beta-lactam carbenes with 2-pyridyl isonitriles followed by an acidic hydrolysis was reported, which produced 2-carbonyl-3-(pyridylamino)imidazo[1,2-a]pyridines in moderate to good yields. Among t... DABCO as a Dynamic Hinge between Cofacial Porphyrin Panels and Its Tumbling inside a Supramolecular Cavity [作者：SAMANTA SOUMEN K; SAMANTA DEBABRATA; BATS JAN W; SCHMITTEL MICHAEL,期刊：Journal of Organic Chemistry, 页码：7466-7473 , 文章类型： Article，,卷期：2011年76-18] The heteroleptic supramolecular double-decker porphyrin 1 was synthesized with DABCO as a guest between two cofacial porphyrin units as characterized by (1)H NMR and ESI-MS. While DABCO is not seen to tumble inside the c... Thermally Stable Nonaggregating Pyrenylarenes for Blue Organic Light-Emitting Devices [作者：GOEL ATUL; KUMAR VIJAY; NAG PANKAJ; BAJPAI VIKAS; KUMAR BRIJESH; SINGH CHARAN; PRAKASH SATTEY; ANAND R S,期刊：Journal of Organic Chemistry, 页码：7474-7481 , 文章类型： Article，,卷期：2011年76-18] A new series of thermally stable blue light-emitting nonplanar pyrenylarenes having an amine donor and a nitrile acceptor group was prepared from a ketene-S,S-acetal under conventional heating and/or microwave irradiatio... Dissecting Alkynes: Full Cleavage of Polarized C C Moiety via Sequential Bis-Michael Addition/Retro-Mannich Cascade [作者：ROY SAUMYA; DAVYDOVA MARIA P; PAL RUNA; GILMORE KERRY; TOLSTIKOV GENRIKH A; VASILEVSKY SERGEI F; ALABUGIN IGOR V,期刊：Journal of Organic Chemistry, 页码：7482-7490 , 文章类型： Article，,卷期：2011年76-18] The reaction of diaryl ketoalkynes with 1,2-diamino ethane leads to e full scission of the triple bond with the formation of acetophenone and imidazoline fragments. In this transformation, one of the alkyne carbons under... Quest for Even Higher Stabilized Foiled Carbenes [作者：SU KUANJEN; PACAR MIRJANA; MIEUSSET JEANLUC; ARION VLADIMIR B; BRINKER UDO H,期刊：Journal of Organic Chemistry, 页码：7491-7496 , 文章类型： Article，,卷期：2011年76-18] Foiled carbene structures comprising strong stabilizing interactions between the divalent carbon and the intramolecular double bond have been located by DFT calculations. These tetracyclic species bearing fused five-memb... Synthetic Studies on Dicyclopenta[a,d]cyclooctane Terpenoids: Construction of the Core Structure of Fusicoccins and Ophiobolins on the Route Involving a Wagner-Meerwein Rearrangement [作者：MICHALAK MICHAL; MICHALAK KAROL; URBANCZYKLIPKOWSKA ZOFIA; WICHA JERZY,期刊：Journal of Organic Chemistry, 页码：7497-7509 , 文章类型： Article，,卷期：2011年76-18] The total diastereoselective synthesis of dicyclopenta[a,d]cyclooctane core skeleton of tricyclic terpenoids, fusicoccins, and ophiobolins is reported. The synthesis commences from 2-methylcyclopent-2-en-1-one and leads ... Aminolysis of Y-Substituted-phenyl 2-Methoxybenzoates in Acetonitrile: Effect of the o-Methoxy Group on Reactivity and Reaction Mechanism [作者：UM IKHWAN; BAE AE RI,期刊：Journal of Organic Chemistry, 页码：7510-7515 , 文章类型： Article，,卷期：2011年76-18] Second-order rate constants (k(N)) were measured for aminolyses of Y-substituted-phenyl 2-methoxybenzoates 2a-i and 4-nitrophenyl X-substituted-benzoates 3a-j in MeCN at 25.0 degrees C. The Bronsted-type plot for the rea... Total Synthesis of (-)-4,8,10-Tridesmethyl Telithromycin [作者：VELVADAPU VENKATA; PAUL TAPAS; WAGH BHARAT; GLASSFORD IAN; DEBROSSE CHARLES; ANDRADE RODRIGO B,期刊：Journal of Organic Chemistry, 页码：7516-7527 , 文章类型： Article，,卷期：2011年76-18] Novel sources of antibiotics are required to address the serious problem of antibiotic resistance. Telithromycin (2) is a third-generation macrolide antibiotic prepared from erythromycin (1) and used clinically since 200... PBu(3)-Mediated Vinylogous Wittig Reaction of alpha-Methyl Allenoates with Aldehydes and Mechanistic Investigations [作者：XU SILONG; CHEN RONGSHUN; HE ZHENGJIE,期刊：Journal of Organic Chemistry, 页码：7528-7538 , 文章类型： Article，,卷期：2011年76-18] A highly stereoselective PBu(3)-mediated vinylogous Wittig olefination between alpha-methyl allenoates and a variety of aldehydes is presented as the first example of a practical and synthetically useful vinylogous Witti... Synthesis of Glycosylthiols and Reactivity Studies [作者：DERE RAVINDRA T; KUMAR ARNIT; KUMAR VIPIN; ZHU XIANGMING; SCHMIDT RICHARD R,期刊：Journal of Organic Chemistry, 页码：7539-7545 , 文章类型： Article，,卷期：2011年76-18] The acid-catalyzed reaction of 1,2-anhydro-3,4,6-tri-O-benzyl-alpha-D-glucopyranose (7) as glycosyl donor with bis-trimethylsilyl sulfide as acceptor affords the alpha-thiol. Hence, this sterically hindered S-nucleophile... CuI/TMEDA-Catalyzed Annulation of 2-Bromo Alkynylbenzenes with Na(2)S: Synthesis of Benzo[b]thiophenes [作者：SUN LEILEI; DENG CHENLIANG; TANG RIYUAN; ZHANG XINGGUO,期刊：Journal of Organic Chemistry, 页码：7546-7550 , 文章类型： Article，,卷期：2011年76-18] A copper-catalyzed thiolation annulation reaction of 2-bromo alkynylbenzenes with sodium sulfide has been developed. In the presence of CuI and TMEDA, a variety of 2-substituted benzo[b]thiophenes were readily prepared i... Organocatalytic Asymmetric Michael Addition of 1-Acetylindolin-3-ones to alpha,beta-Unsaturated Aldehydes: Synthesis of 2-Substituted Indolin-3-ones [作者：LIU YAOZONG; ZHANG JIE; XU PENGFEI; LUO YONGCHUN,期刊：Journal of Organic Chemistry, 页码：7551-7555 , 文章类型： Article，,卷期：2011年76-18] A highly efficient asymmetric Michael addition of 1-acetylindolin-3-ones to alpha,beta-unsaturated aldehydes is developed to afford 2-substituted indolin-3-one derivatives in high yields (up to 94%) with good stereoselec... Biocatalytic Deacylation Studies on Tetra-O-acyl-beta-D-xylofuranosyl Nucleosides: Synthesis of xylo-LNA Monomers [作者：SINGH SUNIL K; SHARMA VIVEK K; BOHRA KAPIL; OLSEN CARL E; PRASAD ASHOK K,期刊：Journal of Organic Chemistry, 页码：7556-7562 , 文章类型： Article，,卷期：2011年76-18] A Novozyme-435 catalytic methodology has been developed for selective deacylation of one of the acyloxy functions involving a primary -OH group over the other acyloxy functions involving primary and secondary -OH groups ... Cobalt-Catalyzed Preparation of Arylindium Reagents from Aryl and Heteroaryl Bromides [作者：ADAK LAKSMIKANTA; YOSHIKAI NAOHIKO,期刊：Journal of Organic Chemistry, 页码：7563-7568 , 文章类型： Article，,卷期：2011年76-18] A cobalt bathophenanthroline catalyst has been developed for the direct preparation of a variety of arylindium reagents from the corresponding aryl and heteroaryl bromides in the presence of indium metal and lithium chlo... Anion Recognition in Water with Use of a Neutral Uranyl-salophen Receptor [作者：CORT ANTONELLA DALLA; FORTE GIANPIERO; SCHIAFFINO LUCA,期刊：Journal of Organic Chemistry, 页码：7569-7572 , 文章类型： Article，,卷期：2011年76-18] A new water-soluble uranyl-salophen complex incorporating two glucose units has been synthesized. This neutral derivative shows noteworthy binding affinity for fluoride in water thanks to the Lewis acid base interaction ...