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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25条记录   Synthesis of Dihydropyrimidinones and Thiones by Multicomponent Reactions: Strategies Beyond the Classical Biginelli Reaction [作者：WAN JIEPING; LIU YUNYUN,期刊：Synthesis, 页码：3943-3953 , 文章类型： Review，,卷期：2010年-23] The three-component Biginelli reaction for the synthesis of dihydropyrimidinone and corresponding dihydropyrimidinethiones (DHPMs) has been known for more than a century. Consistent attention has been paid to the study o... Total Synthesis of (-)-Reveromycin A via a Hetero-Diels-Alder Approach [作者：EL SOUS MARIANA; GANAME DANNY; TREGLOAN PETER; RIZZACASA MARK A,期刊：Synthesis, 页码：3954-3966 , 文章类型： Article，,卷期：2010年-23] The asymmetric total synthesis of (-)-reveromycin A is described which utilizes a Lewis acid catalyzed inverse electron demand hetero-Diels-Alder reaction followed by hydroboration/oxidation to afford the labile [6,6]-sp... Productive Syntheses of 1-Ethynylcyclopropylamine and 1-Ethynylcyclobutylamine [作者：KOZHUSHKOV SERGEI I; WAGNERGILLEN KARSTEN; KHLEBNIKOV ALEXANDER F; DE MEIJERE ARMIN,期刊：Synthesis, 页码：3967-3973 , 文章类型： Article，,卷期：2010年-23] The new 1,1-dimethylpropargylamine surrogates, 1-ethynylcyclopropylamine (3) and 1-ethynylcyclobutylamine (5), were prepared as hydrochlorides from cyclopropylacetylene and 6-chlorohex-1-yne in overall yields of 39 and 2... A 4-MeO-TEMPO, PEG-NO2 and HCl Catalytic System for Highly Efficient Aerobic Oxidation of Alcohols [作者：TAO JIANWEI; LU QIONGQIONG; CHU CHANGHU; LIU RENHUA; LIANG XINMIAO,期刊：Synthesis, 页码：3974-3976 , 文章类型： Article，,卷期：2010年-23] A combination of 4-MeO-TEMPO/PEG-NO2/HCl for catalytic aerobic oxidation of alcohol is described. A wide range of alcohols was efficiently oxidized to the corresponding carbonyl compounds by using this oxidation system a... DABCO-Catalyzed Reaction of 2,6-Disubstituted 6-Hydroxy-2H-pyran3(6H)-ones to 1,2,5-Triketones [作者：MILES WILLIAM H; GILDNER PETER G; AHMED ZAIN; COHEN EVAN M,期刊：Synthesis, 页码：3977-3979 , 文章类型： Article，,卷期：2010年-23] The DABCO-catalyzed isomerization/redox rearrangement readily converts 2,6-dialkyl-6-hydroxy-2H-pyran-3(6H)-ones into 1,2,5-triketones. Selective Monomethylation of Quercetin [作者：ZHOU ZHONGHUA; FANG ZHUAN; JIN HUI; CHEN YUE; HE LING,期刊：Synthesis, 页码：3980-3986 , 文章类型： Article，,卷期：2010年-23] Quercetin was monomethylated under mild conditions in moderate yields through selective deprotection. The combined effects of the protecting group and the heating mode on the reactivity were investigated. The presence of... Diastereoselective Synthesis of trans-2,3-Dihydrothiophenes via Multicomponent Reactions of Pivaloylacetonitrile, Aldehyde, Amine, and Thiazolidinedione [作者：SUN JING; WU QUN; XIA ERYAN; YAN CHAOGUO,期刊：Synthesis, 页码：3987-3992 , 文章类型： Article，,卷期：2010年-23] Polyfunctionalized trans-2,3-dihydrothiophenes are efficiently synthesized from the four-component reactions of thiazolidine-2,4-dione, aromatic aldehydes, secondary amines, and pivaloylacetonitrile. The reaction mechani... Thiosalicylic Acid Catalyzed Multicomponent Reactions: Microwave-Assisted Synthesis of New Extended Angular Fused Azaheterocycles [作者：ZHANG GE; MA NING; JIANG BO; SHI FENG; TU SHUJIANG,期刊：Synthesis, 页码：3993-3998 , 文章类型： Article，,卷期：2010年-23] A new, efficient and convenient approach to the synthesis of new extended angular fused aza-heterocycles including dibenzacridine and naphth[2,3-a:2',3'-j] acridine units with good luminescent properties is described. Th... Regioselective Control of 1,2-Versus 1,4-Addition in Organocatalytic Reactions of o-Hydroxycinnamaldehydes with Organoboronic Acids [作者：CHOI KWANGSU; KIM SUNGGON,期刊：Synthesis, 页码：3999-4006 , 文章类型： Article，,卷期：2010年-23] The regioselective 1,2-addition and 1,4-addition reactions of o-hydroxycinnamaldehydes with organoboronic acids in the presence of organocatalysts gave 2-substituted 2H-chromenes and 4-substituted chroman-2-ols, respecti... A One-Pot Domino Reaction for the Synthesis of 3-Arylindolizines from Pyridines, Benzyl Halides, and Dihalide-Substituted Electron-Deficient Alkenes [作者：HU HUAYOU; SHI KUNBO; HOU RONGRONG; ZHANG ZAICHAO; ZHU YULAN; ZHOU JIANFENG,期刊：Synthesis, 页码：4007-4014 , 文章类型： Article，,卷期：2010年-23] 3-Arylindolizines were prepared by one-pot domino reactions from benzyl halides with pyridine (or isoquinoline) and cyclic or acyclic dihalide-substituted electron-deficient alkenes in the presence of potassium carbonate... Reductive Condensation between beta-Keto Esters and Aldehydes: Preparation of Novel Carbon-Linked Dihydropyrone Inhibitors of Hepatitis C Virus Polymerase [作者：LINTON MARIA ANGELICA; GONZALEZ JAVIER; LI HUI; TATLOCK JOHN; JEWELL TANYA; JOHNSON SARAH; DROWNS MATT; PATEL LEENA; BLAZEL JULIE; ORNELAS MARTHA,期刊：Synthesis, 页码：4015-4020 , 文章类型： Article，,卷期：2010年-23] The route for the preparation of carbon-linked pyrone libraries involving an optimized one-step reductive condensation between active methylene compounds and aldehydes is described. The initial synthesis of these analogu... A Green Approach to the Synthesis of Fused Uracils: Pyrano[2,3-d]pyrimidines. 'On-Water' One-Pot Synthesis by Domino Knoevenagel/Diels-Alder Reactions [作者：PALASZ ALEKSANDRA,期刊：Synthesis, 页码：4021-4032 , 文章类型： Article，,卷期：2010年-23] 'On-water' Knoevenagel condensations of 2-thiobarbituric acid and N,N-dimethylbarbituric acid with aromatic and heteroaromatic aldehydes were carried out without a catalyst and at room temperature. Condensations in aqueo... Synthesis of Nonsymmetrical 5-Aryl-2-indolopyrrole Derivatives via Controlled Mono Suzuki-Miyaura Cross-Coupling on N-Boc-2,5-dibromopyrrole [作者：BEAUMARD FLORIANE; DAUBAN PHILIPPE; DODD ROBERT H,期刊：Synthesis, 页码：4033-4042 , 文章类型： Article，,卷期：2010年-23] The first example of mono Suzuki-Miyaura cross-coupling of N-Boc-2,5-dibromopyrrole with a boronic acid (indol-2-yl-boronic acid) is reported. The resulting 2-indolyl-5-bromopyrrole derivative was in turn coupled with a ... Green Synthesis of Benzopyran-Annulated Thiopyrano[2,3-b]thiochromen-5(4H)-ones by Domino Knoevenagel-Hetero-Diels-Alder Reaction [作者：MAJUMDAR K C; TAHER ABU; PONRA SUDIPTA,期刊：Synthesis, 页码：4043-4050 , 文章类型： Article，,卷期：2010年-23] Benzopyran-annulated thiopyrano[2,3-b] thiochromen-5(4H)-ones have been synthesized by the domino Knoevenagelhetero-Diels-Alder (DKHDA) reaction of 4-hydroxydithiocoumarin with O-allylated salicylaldehyde and O-propargyl... Carbohydrate Building Blocks in the Ugi Three-Component Coupling Reaction: Convenient Annulation of Iminosugars on Imidazoles [作者：RAI VIJAI K; SINGH SANTOSH; SINGH PANKAJ; YADAV LAL DHAR S,期刊：Synthesis, 页码：4051-4056 , 文章类型： Article，,卷期：2010年-23] An unprecedented version of the Ugi three-component coupling reaction is reported in which isocyanides react with unprotected aldoses as biorenewable aldehyde components and acyclic amidines as amine components. The reac... Adducts of Diketene, Alcohols, and Aldehydes: Useful Building Blocks for 3,4-Dihydropyrimidinones and 1,4-Dihydropyridines [作者：ALIZADEH ABDOLALI; ROSTAMNIA SADEGH,期刊：Synthesis, 页码：4057-4060 , 文章类型： Article，,卷期：2010年-23] A novel, one-pot, solvent-free synthesis of 3,4-dihydropyrimidin-2-(1H)-one and 1,4-dihydropyridines derivatives via a four-component cyclocondensation reaction of diketene, alcohol, and aldehyde with urea or ammonium ac...