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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99条记录   Biosynthetic Studies of the Notoamides: Isotopic Synthesis of Stephacidin A and Incorporation into Notoamide B and Sclerotiamide [作者：FINEFIELD JENNIFER M; KATO HIKARU; GRESHOOK THOMAS J; SHERMAN DAVID H; TSUKAMOTO SACHIKO; WILLIAMS ROBERT M,期刊：Organic Letters, 页码：3802-3805 , 文章类型： Article，,卷期：2011年13-15] The advanced natural product stephacidin A is proposed as a biosynthetic precursor to notoamide B in various Aspergillus species. Doubly (13)C-labeled racemic stephacidin A was synthesized and fed to cultures of the terr... Liposomal Circular Dichroism. Assignment of Remote Stereocenters in Plakinic Acids K and L from a Plakortis-Xestospongia Sponge Association (vol 12, pg 1525, 2010) [作者：DALISAY DORALYN S; QUACH TIM; MOLINSKI TADEUSZ F,期刊：Organic Letters, 页码：4152-4152 , 文章类型： Correction，,卷期：2011年13-15] Star-Shaped Pyrrole-Fused Tetrathiafulvalene Oligomers: Synthesis and Redox, Self-Assembling, and Conductive Properties [作者：TAKASE MASAYOSHI; YOSHIDA NAOFUMI; NISHINAGA TOHRU; IYODA MASAHIKO,期刊：Organic Letters, 页码：3896-3899 , 文章类型： Article，,卷期：2011年13-15] A series of star-shaped pyrrole-fused tetrathiafulvalene (TTF) oligomers 1-3 was synthesized via an S(N)Ar reaction of fluorinated benzenes with the pyrrolyl sodium salts. Electrochemical and chemical oxidations of 1-3 r... Highly Regioselective Intermolecular Hydroacylations of Enamides with Salicylaldehydes [作者：ZHANG HUIJUN; BOLM CARSTEN,期刊：Organic Letters, 页码：3900-3903 , 文章类型： Article，,卷期：2011年13-15] Highly regioselective Intermolecular hydroacylations of enamides under rhodium catalysis with monodentate phosphane ligands are reported for the first time. The presence of MeCN facilitates this novel C-C bond formation,... Thermomorphic Polyethylene-Supported Olefin Metathesis Catalysts [作者：HOBBS CHRISTOPHER; YANG YUNCHIN; LING JOHNNY; NICOLA SALLY; SU HAWLIH; BAZZI HASSAN S; BERGBREITER DAVID E,期刊：Organic Letters, 页码：3904-3907 , 文章类型： Article，,卷期：2011年13-15] The preparation of polyethylene-oligomer (PE(olig))-supported N-heterocyclic carbene ligands (NHCs) and their Ru complexes is described. These complexes are structurally analogous to their low molecular weight counterpar... Accelerated Ring-Opening Metathesis Polymerization of a Secondary Amide of 1-Cyclobutene by Hydrogen-Bonding Interaction [作者：LEE KIL SUN; CHOI TAELIM,期刊：Organic Letters, 页码：3908-3911 , 文章类型： Article，,卷期：2011年13-15] A hydrogen-bond-assisted model is proposed for ring-opening metathesis polymerization (ROMP) of a secondary amide of 1-cyclobutene, resulting in the fastest reaction rate in a nonpolar solvent, toluene. This new model wa... Highly Functional Group Compatible Rh-Catalyzed Addition of Arylboroxines to Activated N-tert-Butanesulfinyl Ketimines [作者：JUNG HYUNG HOON; BUESKING ANDREW W; ELLMAN JONATHAN A,期刊：Organic Letters, 页码：3912-3915 , 文章类型： Article，,卷期：2011年13-15] The rhodium-catalyzed addition of readily accessible arylboroxines to N-tert-butanesulfinyl ketimines derived from oxetan-3-one, N-Boc-azetidin-3-one, and isatins proceeds In high yields with excellent functional group c... Scaffolding a Cage-Like 3D Framework by Coordination and Constitutional Dynamic Chemistry [作者：SCHMITTEL MICHAEL; SAHA MANIK LAL; FAN JIAN,期刊：Organic Letters, 页码：3916-3919 , 文章类型： Article，,卷期：2011年13-15] By exploiting the supramolecular assistance of a sterically encumbered phenanthroline-Cu(+) motif, we report on the self-assembly of a trigonal nanoprism, its post-self-assembly functionalization, and transformation into... Bioactive Diterpenoid Containing a Reversible "Spring-Loaded" (E,Z)-Dieneone Michael Acceptor [作者：GUPTA PRASOON; SHARMA UPASANA; SCHULZ THOMAS C; SHERRER ERIC S; MCLEAN AMANDA B; ROBINS ALLAN J; WEST LYNDON M,期刊：Organic Letters, 页码：3920-3923 , 文章类型： Article，,卷期：2011年13-15] Three new briarane diterpenoids, briareolate esters L-N (1-3), have been isolated from a gorgonian Briareum asbestinum. Briareolate esters L (1) and M (2) are the first natural products possessing a 10-membered macrocycl... Synthesis of the Carboline Disaccharide Domain of Shishijimicin A [作者：NICOLAOU K C; KIAPPES J L; TIAN WEIWEI; GONDI VIJAYA B; BECKER JOCHEN,期刊：Organic Letters, 页码：3924-3927 , 文章类型： Article，,卷期：2011年13-15] A synthetic route to the carboline disaccharide domain (2) of shishljlmicin A (1) has been developed. The convergent synthesis relies on a novel application of the Reetz-Muller-Starke reaction to form the central, sulfur... Rhodium-Catalyzed anti-Markovnikov Addition of Secondary Amines to Arylacetylenes at Room Temperature [作者：SAKAI KAZUNORI; KOCHI TAKUYA; KAKIUCHI FUMITOSHI,期刊：Organic Letters, 页码：3928-3931 , 文章类型： Article，,卷期：2011年13-15] An efficient method for synthesis of E-enamines by the anti-Markovnikov addition of secondary amines to terminal alkynes is described. The reaction of a variety of aryl- and heteroarylacetylenes proceeded at room tempera... Assembly of the Isoindolinone Core of Muironolide A by Asymmetric Intramolecular Diels-Alder Cycloaddition [作者：FLORES BEATRIS; MOLINSKI TADEUSZ F,期刊：Organic Letters, 页码：3932-3935 , 文章类型： Article，,卷期：2011年13-15] The hexahydro-1H-isoindolin-1-one core of muironolide A was prepared by asymmetric intramolecular Diels-Alder cycloaddition using a variant of the MacMillan organocatalyst which sets the C4,C5 and C11 stereocenters. Padanamides A and B, Highly Modified Linear Tetrapeptides Produced in Culture by a Streptomyces sp Isolated from a Marine Sediment [作者：WILLIAMS DAVID E; DALISAY DORALYN S; PATRICK BRIAN O; MATAINAHO TEATULOHI; ANDRUSIAK KERRY; DESHPANDE RAAMESH; MYERS CHAD L; PIOTROWSKI JEFF S; BOONE CHARLES; YOSHIDA MINORU; ANDERSEN RAYMOND J,期刊：Organic Letters, 页码：3936-3939 , 文章类型： Article，,卷期：2011年13-15] Two highly modified linear tetrapeptides, padanamides A (1) and B (2), are produced by laboratory cultures of a Streptomyces sp. obtained from a marine sediment. Padanamide B is cytotoxic to Jurkat cells, and a chemical ... Synthesis of a Pladienolide B Analogue with the Fully Functionalized Core Structure [作者：MUELLER SARAH; MAYER TIMO; SASSE FLORENZ; MAIER MARTIN E,期刊：Organic Letters, 页码：3940-3943 , 文章类型： Article，,卷期：2011年13-15] Starting from (R)-(-)-linalool (6), terminus differentiation and chain extension via aldol type reactions led to ketophosphonate 16 (C1-C8 building block). In a Horner-Wadsworth-Emmons reaction, 16 reacted with aldehyde ... Panchromatic Trichromophoric Sensitizer for Dye-Sensitized Solar Cells Using Antenna Effect [作者：WARNAN JULIEN; BUCHET FABIEN; PELLEGRIN YANN; BLART ERROL; ODOBEL FABRICE,期刊：Organic Letters, 页码：3944-3947 , 文章类型： Article，,卷期：2011年13-15] The first trichromophoric sensitizer, consisting of covalently linked boradiazaindacene (BODIPY), zinc porphyrin (ZnP), and squaraine (SO) units, has been synthesized by Heck alkynylation to obtain a panchromatic dye, fo... Cross-Coupling of Mesylated Phenol Derivatives with Potassium Alkoxymethyltrifluoroborates [作者：MOLANDER GARY A; BEAUMARD FLORIANE,期刊：Organic Letters, 页码：3948-3951 , 文章类型： Article，,卷期：2011年13-15] Cross-coupling of mesylated phenol derivatives with various potassium alkoxymethyltrifluoroborates has been achieved. The corresponding aryl and heteroaryl alkoxymethyl compounds have been obtained with equal facility wi...