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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33条记录   Synthesis of Monofluoroalkenes via the Activation of Allylic C-F Bonds: A Novel Route to beta-Aminofluoroalkenes Using Pd-Catalyzed Allylic Amination Reactions of 3,3-Difluoropropenes [作者：PAQUIN JEANFRANCOIS,期刊：SYNLETT, 页码：289-293 , 文章类型： Article，,卷期：2011年-3] This article portrays the development of a novel and efficient synthetic route to beta-aminofluoroalkenes, from readily available 3,3-difluoropropenes and amines, that proceeds via the activation of an allylic C-F bond. Direct Carbon-Hydrogen Bond Functionalization of Heterocyclic Compounds [作者：HIRANO KOJI; MIURA MASAHIRO,期刊：SYNLETT, 页码：294-307 , 文章类型： Article，,卷期：2011年-3] This account summarizes our recent results on the direct carbon-hydrogen bond functionalization of heterocyclic compounds, including arylation, alkenylation, alkynylation, alkylation, and amination. In the arylation and ... Synthesis of 2-Imino-3-aminobenzofurans via Multicomponent Reactions from TosMIC [作者：CARMEN GARCIAGONZALEZ MA; GONZALEZZAMORA EDUARDO; SANTILLAN ROSA; FARFAN NORBERTO,期刊：SYNLETT, 页码：308-310 , 文章类型： Article，,卷期：2011年-3] A simple synthesis of 2-imino-3-aminobenzofurans was developed based on multicomponent reactions from p-toluenesulfonylmethylisocyanide, salicylaldehyde, and substituted anilines. The crystal structures of two of the ami... Synthesis of Ynones via Recyclable Polystyrene-Supported Palladium(0) Complex Catalyzed Acylation of Terminal Alkynes with Acyl Chlorides under Copper- and Solvent-Free Conditions [作者：BAKHERAD MOHAMMAD; KEIVANLOO ALI; BAHRAMIAN BAHRAM; JAJARMI SAEIDEH,期刊：SYNLETT, 页码：311-314 , 文章类型： Article，,卷期：2011年-3] Herein, a highly efficient method for the copper- and solvent-free coupling reaction of acyl chlorides and terminal alkynes catalyzed by 1-phenyl-1,2-propanedione-2-oxime thiosemicarbazone-functionalized polystyrene resi... A One-Pot Preparation of 5-Oxo 2,4-Disubstituted 2,5-Dihydro-1H-imidazol-2-carboxylates from alpha-Bromo Esters [作者：CIEZ DARIUSZ; SVETLIK JAN,期刊：SYNLETT, 页码：315-318 , 文章类型： Article，,卷期：2011年-3] Nucleophilic substitution of a bromine atom by the azide group in aryl- and heteroaryl-alpha-bromoacetates triggers cascade reactions leading to imidazolin-5-ones formation. The alpha-azidoacetate intermediates undergo a... Zinc Dichromate Trihydrate (ZnCr2O7 center dot 3H(2)O) as an Efficient Reagent for the One-Pot Synthesis of Thiosulfonates from Thiols [作者：SOBHANI SARA; ARYANEJAD SIMA; MALEKI MAHDI FAAL,期刊：SYNLETT, 页码：319-322 , 文章类型： Article，,卷期：2011年-3] ZnCr2O7 center dot 3H(2)O is a readily available and efficient reagent for the one-pot synthesis of a variety of thiosulfonates by chemoselective oxidation of thiols. Chiral Bronsted Acids and Their Calcium Salts in Catalytic Asymmetric Mannich Reactions of Cyclic 1,3-Diketones [作者：RUEPING MAGNUS; BOOTWICHA TEERAWUT; SUGIONO ERLI,期刊：SYNLETT, 页码：323-326 , 文章类型： Article，,卷期：2011年-3] Asymmetric calcium-catalyzed direct Mannich reactions of 1,3-dicarbonyl compounds with imines have been developed. The reactions proceed under mild conditions and provide the corresponding products with high enantiomeric... N-beta-Fmoc-N-beta-Methyl-aza-beta(3)-amino Acids [作者：NICOLAS IRENE; KISSELJOVA KSENIJA; BAUCHAT PATRICK; BAUDYFLOCH MICHELE,期刊：SYNLETT, 页码：327-330 , 文章类型： Article，,卷期：2011年-3] The potential of peptides as drug candidates is limited by their poor pharmacokinetic properties. Many peptides have a short half-life, in vivo half-life, and insufficient oral availability. Inspired by the N-methylation... Stereoselective Synthesis of (E)-alpha-Fluorovinylphosphonates from alpha,alpha-Difluorophosphonates [作者：CHERKUPALLY PRABHAKAR; SLAZHNEV ANTON; BEIER PETR,期刊：SYNLETT, 页码：331-334 , 文章类型： Article，,卷期：2011年-3] alpha,alpha-Difluorophosphonates, which are readily available from alkyl halides and diethyl difluoromethylphosphonate, undergo elimination of hydrogen fluoride using alkali metal alkoxides to provide alpha-fluorovinylph... Chiral Amine-Triggered Triple Cascade Reactions: A New Approach to Functionalized Decahydroquinolines [作者：RAI ANKITA; SINGH ATUL K; SINGH SANTOSH; YADAV LAL DHAR S,期刊：SYNLETT, 页码：335-340 , 文章类型： Article，,卷期：2011年-3] A chiral amine-triggered highly enantio-and diastereoselective synthesis yielding 69-94% of cis-decahydroquinolines is reported. The synthetic protocol involves a [2+2+2]-annulation via (S)-diphenylprolinol trimethylsily... A Simple Method for the Synthesis of Functionalised Chromenes via Vinylogous Michael Addition of alpha,alpha-Dicyanoalkenes on Iminocoumarin Derivatives [作者：BABU THELAGATHOTI HARI; PERUMAL PARAMASIVAN T,期刊：SYNLETT, 页码：341-344 , 文章类型： Article，,卷期：2011年-3] A one-pot synthesis of 2-amino-4H-chromenes was achieved in good yields from three-component reaction of salicylaldehyde, malononitrile, and alpha,alpha-dicyanoalkenes catalysed by triethylamine. Synthesis of Aryl Stannanes from Silyl Triflates via Aryne Intermediates [作者：LAKSHMI B VASANTHA; WEFELSCHEID ULRIKE K; KAZMAIER ULI,期刊：SYNLETT, 页码：345-348 , 文章类型： Article，,卷期：2011年-3] Aryl stannanes are easily accessible from o-silylated aryl triflates in the presence of KF and Bu3SnH. The corresponding arynes are formed in situ, and undergo clean hydrostannation to give a mixture of the regioisomeric... Aminomethylation via Cyclopalladated-Ferrocenylimine-Complexes-Catalyzed Suzuki-Miyaura Coupling of Aryl Halides with Potassium N,N-Dialkylaminomethyltrifluoroborates [作者：ZOU DAPENG; CUI HONGMENG; QIN LIJIN; LI JINGYA; WU YANGJIE; WU YUSHENG,期刊：SYNLETT, 页码：349-356 , 文章类型： Article，,卷期：2011年-3] Using cyclopalladated ferrocenylimine complexes (1-3 mol%) as catalysts, the Suzuki-Miyaura coupling of potassium N,N-dialkylaminomethyltrifluoroborates with aryl and heteroaryl halides were carried out in a 10:1 THF-H2O... Mild Conversion of Esters Lacking Acidic alpha-Hydrogens into Amides via Samarium(III) Tris[hexamethyldisilazide] and Amines [作者：CAMPBELL JAMES B; SPARKS RICHARD B; DEDINAS ROBERT F,期刊：SYNLETT, 页码：357-360 , 文章类型： Article，,卷期：2011年-3] Samarium(III) tris[ hexamethyldisilazide] (Sm[(Me3Si)(2)N](3) = Sm[HMDS](3)) promotes the direct conversion of an ester admixed with an amine into the corresponding carboxamide under exceptionally mild conditions (<= 0 d... Boric Acid Mediated N-Acylation of Sulfoximines [作者：GARIMALLAPRABHAKARAN ASWINKUMAR; HARMATA MICHAEL,期刊：SYNLETT, 页码：361-364 , 文章类型： Article，,卷期：2011年-3] The N-acylation of a sulfoximine with carboxylic acids was accomplished with boric acid and several boronic acids. Aliphatic acids give fair yields of products while acids related to phenylacetic and phenoxyacetic acids ... Regioselective Ring-Opening Reaction of Unsymmetrical 2,3-Diaryl Epoxides via Catalytic Hydrogenolysis with Pd(0)EnCat (TM) [作者：KIMACHI TETSUTARO; NAGATA HIROYO; KOBAYASHI YUSUKE; TAKAHASHI KAORI; TORII ERI; JUICHI MOTOHARU,期刊：SYNLETT, 页码：365-368 , 文章类型： Article，,卷期：2011年-3] A series of unsymmetrical 2,3-diaryl epoxides were hydrogenated under transfer-hydrogenation conditions using the poly-urea-encapsulated palladium catalyst [Pd(0)EnCat (TM)]. The position of the cleaved C-O bond was dete...