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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34条记录   One-Pot Tandem Approach for the Synthesis of Benzothiazoles from Benzyl Halides [作者：ZHU CHEN; AKIYAMA TAKAHIKO,期刊：SYNLETT, 页码：2457-2460 , 文章类型： Article，,卷期：2010年-16] A one-pot tandem approach for the synthesis of benzothiazoles from benzyl halides and o-aminobenzenethiol was described. Benzothiazoles were obtained in high chemical yields under mild conditions in DMSO in the absence o... One-Pot Synthesis of Conjugated (E)-Enynones via Two Types of Cross-Coupling Reaction [作者：HOSHI MASAYUKI; YAMAZAKI HIROKAZU; OKIMOTO MITSUHIRO,期刊：SYNLETT, 页码：2461-2464 , 文章类型： Article，,卷期：2010年-16] (Trimethylsilyl) ethynyl bromide can be easily transformed into conjugated (E)-enynones, whose skeleton consists of consecutive carbonyl, ethynyl, and (E)-ethenyl units, via a one-pot multicomponent Suzuki-type reaction-... Three-Component, Diastereoselective Synthesis of Highly Functionalized Indane Derivatives Based on an Anionic Domino Sequence from alpha-Nitroketones [作者：GIORGI GIORGIO; ARROYO FRANCISCO J; LOPEZALVARADO PILAR; CARLOS MENENDEZ J,期刊：SYNLETT, 页码：2465-2467 , 文章类型： Article，,卷期：2010年-16] The reaction between seven-or eight-membered cyclic alpha-nitroketones and aromatic 1,2-dialdehydes in the presence of DBU, with tetrahydrofuran containing some water as solvent, afforded 2-nitroindane-1,2-diols with thr... beta-Nitroacrylates as Precursors of Tetrasubstituted Furans in a One-Pot Process and under Acidic Solvent-Free Conditions [作者：BALLINI ROBERTO; GABRIELLI SERENA; PALMIERI ALESSANDRO,期刊：SYNLETT, 页码：2468-2470 , 文章类型： Article，,卷期：2010年-16] The reaction of alpha-functionalized carbonyl derivatives with beta-nitroacrylates, catalyzed by acidic alumina and in the absence of solvent, allows the one-pot synthesis of tetrasubstituted furan derivatives, in which ... 2-Aminophenols Containing Electron-Withdrawing Groups from N-Aryl Hydroxylamines [作者：PORZELLE ACHIM; COOPER ANTHONY W J; WOODROW MICHAEL D; TOMKINSON NICHOLAS C O,期刊：SYNLETT, 页码：2471-2473 , 文章类型： Article，,卷期：2010年-16] Reaction of substituted N-aryl hydroxylamines with methanesulfonyl chloride, p-toluenesulfonyl chloride, or trifluoromethanesulfonic anhydride under basic conditions leads to the rearranged 2-aminophenols (45-94%). The o... Nef-Perkow Access to Indolizine Derivatives [作者：COFFINIER DIDIER; EL KAIM LAURENT; GRIMAUD LAURENCE,期刊：SYNLETT, 页码：2474-2476 , 文章类型： Article，,卷期：2010年-16] We present herein a new access to indolizine derivatives involving 1,3-dipolar cycloaddition of pyridinium ylides with phosphorylated hydroxyketenimines. These ketenimines are easily formed via a Nef-Perkow cascade invol... Efficient Syntheses of Thiophenol Derivatives [作者：DUMUR FREDERIC; ROUBAUD VALERIE; DUMAS EDDY; MAYER CEDRIC R,期刊：SYNLETT, 页码：2477-2481 , 文章类型： Article，,卷期：2010年-16] The photochemical bromination of 4-methylthiophenol with N-bromosuccinimide is reported. Depending on the amount of NBS, mono or bis bromination of the methyl group was obtained. Conversion of brominated derivatives to d... Base-Catalyzed Dehydrogenative Si-O Coupling of Dihydrosilanes: Silylene Protection of Diols [作者：GRAJEWSKA AGNIESZKA; OESTREICH MARTIN,期刊：SYNLETT, 页码：2482-2484 , 文章类型： Article，,卷期：2010年-16] The direct dehydrogenative coupling of 1,3- and 1,4-diols and dihydrosilanes is efficiently catalyzed by Cs2CO3 (10 mol%), cleanly affording six-and seven-membered 1,3-dioxo-2-silacycles with dihydrogen as the sole by-pr... Synthesis of Polycyclic Alkaloid-Type Compounds by an N-Acyliminium Pictet-Spengler/Diels-Alder Sequence [作者：RUIJTER EELCO; GARCIAHARTJES JAIME; HOFFMANN FRANK; VAN WANDELEN LOEK T M; DE KANTER FRANS J J; JANSSEN ELWIN; ORRU ROMANO V A,期刊：SYNLETT, 页码：2485-2489 , 文章类型： Article，,卷期：2010年-16] A range of structurally diverse penta-and hexacyclic alkaloid-type compounds have been prepared in a two-step procedure from readily available starting materials. A flexible N-acyliminium Pictet-Spengler reaction employi... Remarkable [3+2] Annulations of Electron-Rich Olefins with Unstabilized Azomethine Ylides [作者：DAVOREN JENNIFER E; GRAY DAVID L; HARRIS ANTHONY R; NASON DEANE M; XU WENJIAN,期刊：SYNLETT, 页码：2490-2492 , 文章类型： Article，,卷期：2010年-16] Herein we would like to communicate that an unstabilized azomethine ylide generated from commercial trimethylamine N-oxide will undergo a remarkable 1,3-dipolar cycloaddition in good yield with electron-rich and unpolari... Efficient Nucleophilic Substitution of alpha-Aryl Alcohols with 1,3-Dicarbonyl Compounds Catalyzed by Tin Ion-Exchanged Montmorillonite [作者：WANG JIACHENG; MASUI YOICHI; ONAKA MAKOTO,期刊：SYNLETT, 页码：2493-2497 , 文章类型： Article，,卷期：2010年-16] Tin ion-exchanged montmorillonite demonstrated the high catalytic activity for the direct nucleophilic substitution of a hydroxyl group in alpha-aryl alcohols with various 1,3-dicarbonyl compounds including less acidic 1... Practical Total Synthesis of Fuligocandins A and B [作者：ARAI MIDORI A; SETO JUNYA; AHMED FIROJ; UCHIYAMA KENTO; ISHIBASHI MASAMI,期刊：SYNLETT, 页码：2498-2502 , 文章类型： Article，,卷期：2010年-16] Fuligocandins A and B, cycloanthranilylproline derivatives isolated from the myxomycete Fuligo candida, were synthesized efficiently by a Meyer-Schuster rearrangement, which gave Z-isomer with high selectivity. The absol... Synthesis of Diazonaphthoquinones from Naphthols by Diazo-Transfer Reaction with 2-Azido-1,3-dimethylimidazolinium Chloride [作者：KITAMURA MITSURU; TASHIRO NORIFUMI; SAKATA RIE; OKAUCHI TATSUO,期刊：SYNLETT, 页码：2503-2505 , 文章类型： Article，,卷期：2010年-16] An efficient synthetic method for the synthesis of diazonaphthoquinones from naphthols is described. A variety of diazonaphthoquinones were synthesized from the corresponding naphthols by the diazo transfer with 2-azido-... Additive-Controlled Stereoselective Glycosylations of Oxazolidinone-Protected Glucosamine and Galactosamine Thioglycoside Donors Based on Preactivation Protocol [作者：GENG YIQUN; YE XINSHAN,期刊：SYNLETT, 页码：2506-2512 , 文章类型： Article，,卷期：2010年-16] Based on a pre-activation protocol, the stereoselectivity of oxazolidinone-protected amino sugar thioglycoside donors towards glycosylations can be controlled by additives. Either alpha-or beta-selectivity could be obtai... N-Heterocyclic Carbene Catalyzed Vinylogous Aldol Reaction of 2-(Trimethylsilyloxy) furan and Aldehydes [作者：DU GUANGFEN; HE LIN; GU CHENGZHI; DAI BIN,期刊：SYNLETT, 页码：2513-2517 , 文章类型： Article，,卷期：2010年-16] A N-Heterocyclic carbenes (NHC) catalyzed vinylogous aldol reaction between 2-(trimethylsilyloxy) furan and aldehydes has been developed, providing gamma-substituted butenolides in high yields with good diastereoselectiv... Recyclable NHC-Ni Complex Immobilized on Magnetite/Silica Nanoparticles for C-S Cross-Coupling of Aryl Halides with Thiols [作者：YOON HYOJIN; CHOI JUNGWOO; KANG HOMAN; KANG TAEGYU; LEE SANGMYUNG; JUN BONGHYUN; LEE YOONSIK,期刊：SYNLETT, 页码：2518-2522 , 文章类型： Article，,卷期：2010年-16] A new type of magnetite/silica nanoparticle-supported N-heterocyclic carbene nickel catalyst (Mag-NHC-Ni) was developed from imidazolium with N-picolyl moieties and used as an efficient catalyst in the C-S coupling of va...