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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62条记录   Hg2+-Selective Ratiometric and "Off-On" Chemosensor Based on the Azadiene-Pyrene Derivative [作者：ZHOU YI; ZHU CHAOYUN; GAO XUSHENG; YOU XUEYAN; YAO CHENG,期刊：Organic Letters, 页码：2566-2569 , 文章类型： Article，,卷期：2010年12-11] A new pyrene-based derivative bearing an azadiene group was synthesized as a ratiometric chemosensor for Hg2+ in aqueous acetonitrile solution. The "off-on" type signaling behavior of the fluoroionophore is due to the me... Platinum-Catalyzed Intramolecular Hydroarylation of Allenyl Arenes: Efficient Synthesis of 1,4-Dihydronaphthalenes [作者：MO JUNTAE; LEE PHIL HO,期刊：Organic Letters, 页码：2570-2573 , 文章类型： Article，,卷期：2010年12-11] An efficient synthetic method of 1,4-dihydronaphthalenes having various alkyl groups on the 4-position and/or ethoxycarbonyl group on the 2-position through selective intramolecular Pt-catalyzed 6-endo cyclohydroarylatio... Palladium-Catalyzed [3,3]-Rearrangement for the Facile Synthesis of Allenamides [作者：DANOWITZ AMY M; TAYLOR CHRISTOPHER E; SHRIKIAN TAMAR M; MAPP ANNA K,期刊：Organic Letters, 页码：2574-2577 , 文章类型： Article，,卷期：2010年12-11] A [3,3]-rearrangement that is used for facile construction of chiral allenamides is described. A propargylic alcohol, a chlorophosphite, and Cbz-azide are combined to provide a propargylic phosphorimidate that, in the pr... First Metal-Containing Histamine H-3 Receptor Ligands [作者：SANDER KERSTIN; KOTTKE TIM; HOFFEND CLAAS; WALTER MIRIAM; WEIZEL LILIA; CAMELIN JEANCLAUDE; LIGNEAU XAVIER; SCHNEIDER ERICH H; SEIFERT ROLAND; SCHWARTZ JEANCHARLES; STARK HOLGER,期刊：Organic Letters, 页码：2578-2581 , 文章类型： Article，,卷期：2010年12-11] Iron-containing ligands targeting the human histamine H-3 receptor (hH(3)R) were prepared. The compounds contain ferrocene sandwich complexes coupled via different linkers to a basic hH(3)R antagonist/inverse agonist pha... Combined InCl3- and Amine-Catalyzed Intramolecular Addition of alpha-Disubstituted Aldehydes onto Unactivated Alkynes [作者：MONTAIGNAC BENJAMIN; VITALE MAXIME R; MICHELET VERONIQUE; RATOVELOMANANAVIDAL VIRGINIE,期刊：Organic Letters, 页码：2582-2585 , 文章类型： Article，,卷期：2010年12-11] The combination of enamine-type catalysis to the indium-catalyzed activation of alkynes allows the efficient preparation of functionalized cyclopentanes bearing a quaternary stereogenic center. A broad range of formylalk... Catalyst-Free Syntheses of [2]Rotaxanes Utilizing a Pentacoordinated Hydrosilane as an End-Capping Agent [作者：DOMOTO YUYA; FUKUSHIMA AKIHIRO; KASUGA YOUSUKE; SASE SHOHEI; GOTO KEI; KAWASHIMA TAKAYUKI,期刊：Organic Letters, 页码：2586-2589 , 文章类型： Article，,卷期：2010年12-11] A pentacoordinated hydrosilane activated by an intramolecular nitrogen silicon dative bond was utilized as an end-capping agent for catalyst-free syntheses of [2]rotaxanes. The end-capping reaction of a pseudo[2]rotaxane... Anodic Coupling Reactions and the Synthesis of C-Glycosides [作者：XU GUOXI; MOELLER KEVIN D,期刊：Organic Letters, 页码：2590-2593 , 文章类型： Article，,卷期：2010年12-11] A convenient, two-step procedure has been developed for converting sugar derivatives into C-glycosides containing a masked aldehyde functional group. The chemistry takes advantage of an anodic coupling reaction between a... Direct Synthesis of Trisubstituted Isoxazoles through Gold-Catalyzed Domino Reaction of Alkynyl Oxime Ethers [作者：UEDA MASAFUMI; SATO AOI; IKEDA YUKI; MIYOSHI TETSUYA; NAITO TAKEAKI; MIYATA OKIKO,期刊：Organic Letters, 页码：2594-2597 , 文章类型： Article，,卷期：2010年12-11] Alkynyl oxime ether underwent a gold-catalyzed domino reaction involving cyclization and subsequent Claisen-type rearrangement to afford trisubstituted isoxazoles in a direct, efficient, and regioselective manner. The pr... Synthesis and Evaluation of 2,5-Linked Alternating Pyridine-Thiophene Oligomers [作者：ROCHA SILVIA V; FINNEY NATHANIEL S,期刊：Organic Letters, 页码：2598-2601 , 文章类型： Article，,卷期：2010年12-11] The first iterative access to alternating 2,5-linked pyridine-thiophene (Py-Th) oligomers is presented. These oligomers exhibit strong absorption and emission, even in the solid state (picture of the longest oligomer, ab... Development of Binaphthyl-Based Chiral Dienes for Rhodium(I)-Catalyzed Asymmetric Arylation of N,N-Dimethylsulfamoyl-Protected Aldimines [作者：CAO ZIPING; DU HAIFENG,期刊：Organic Letters, 页码：2602-2605 , 文章类型： Article，,卷期：2010年12-11] A variety of binaphthyl-based chiral dienes were synthesized and utilized as steering ligands for the enantioselective arylation of N,N-dimethylsultamoyl-protected aldimines with arylboronic acids, and moderate to good y... Lewis Acid Catalyzed Cycloaddition of Methylenecyclopropanes with Salicylaldehydes [作者：JIANG MIN; SHI MIN,期刊：Organic Letters, 页码：2606-2609 , 文章类型： Article，,卷期：2010年12-11] Lewis acid catalyzed cycloaddition of methylenecyclopropanes (MCPs) with o-quinonemethide analogues, derived from the corresponding salicylaldehydes and CH(OEt)(3), produces the corresponding cycloadducts 3 in moderate t... Enantioselective Synthesis of (+)-Isolysergol via Ring-Closing Metathesis [作者：DECK JASON A; MARTIN STEPHEN F,期刊：Organic Letters, 页码：2610-2613 , 文章类型： Article，,卷期：2010年12-11] The first enantioselective synthesis of (+)-isolysergol was completed in 12 steps from commercially available materials by a novel approach that features a late stage microwave-mediated, diastereomeric ring-closing metat... A Highly Convergent Approach toward (-)-Brevenal [作者：CRIMMINS MICHAEL T; SHAMSZAD MARIAM; MATTSON ANITA E,期刊：Organic Letters, 页码：2614-2617 , 文章类型： Article，,卷期：2010年12-11] Progress toward a highly convergent, asymmetric synthesis of brevenal is reported. Construction of the AB-ring and E-ring cyclic ether fragments was achieved through asymmetric alkylation/ring-closing metathesis strategi... Synthesis of Mycobacterial Triacylated Phosphatidylinositol Dimannoside Containing an Acyl Lipid Chain at 3-O of Inositol [作者：PATIL PRATAP S; HUNG SHANGCHENG,期刊：Organic Letters, 页码：2618-2621 , 文章类型： Article，,卷期：2010年12-11] A seven-step synthesis of triacylated phosphatidylinositol dimannoside is described from myo-inositol 1,3,5-orthoformate. It proceeded in 31% overall yield via a highly regioselective and stereoselective 2,6-di-O-D-manno... Borostannylation of Alkynes and Enynes. Scope and Limitations of the Reaction and Utility of the Adducts [作者：SINGIDI RAMAKRISHNA REDDY; RAJANBABU T V,期刊：Organic Letters, 页码：2622-2625 , 文章类型： Article，,卷期：2010年12-11] The utility of the hetero-bismetallating reagent 1,3-dimethyl-2-trimethylstannyl-2-bora-1,3-diazacyclopentane (1) has not been fully realized because of the hydrolytic instability of the products derived from catalyzed v... Synthesis of (+/-)-Nosyberkol (Isotuberculosinol, Revised Structure of Edaxadiene) and (+/-)-Tuberculosinol [作者：MAUGEL NATHAN; MANN FRANCIS M; HILLWIG MATTHEW L; PETERS REUBEN J; SNIDER BARRY B,期刊：Organic Letters, 页码：2626-2629 , 文章类型： Article，,卷期：2010年12-11] Me2AlCl-catalyzed Diels-Alder reaction of N-tigloyloxazolidinone with 6,6-dimethyl-1-vinylcyclohexene selectively provided the exo adduct, which was converted to nosyberkol (isotuberculosinol) and tuberculosinol. The spe...