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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35条记录   Concerted Nucleophilic Substitution Reactions at Vinylic Carbons [作者：CHIBA SHUNSUKE; ANDO KAORI; NARASAKA KOICHI,期刊：SYNLETT, 页码：2549-2564 , 文章类型： Article，,卷期：2009年-16] In this account, recent advances on nucleophilic substitution reactions at sp(2) hybridized carbons of lithium alkylidene carbenoids and simple vinyl halides are described. Catalytic Addition of Simple Alkenes to Carbonyl Compounds by Use of Group 10 Metals [作者：HO CHUNYU; SCHLEICHER KRISTIN D; CHAN CHUNWA; JAMISON TIMOTHY F,期刊：SYNLETT, 页码：2565-2582 , 文章类型： Review，,卷期：2009年-16] Recent advances using nickel complexes in the activation of unactivated monosubstituted olefins for catalytic intermolecular carbon-carbon bond-forming reactions with carbonyl compounds, such as simple aldehydes, isocyan... Thieme Chemistry Journal Awardees - Where Are They Now? [3]-Cumulenes, Sulfanyl-Substituted Butadienes, and Functionalized Thiophenes Starting from Polypyridinium Salts [作者：RAHIMI ALIREZA; GJIKAJ MIMOZA; SCHMIDT ANDREAS,期刊：SYNLETT, 页码：2583-2588 , 文章类型： Article，,卷期：2009年-16] Hexachlorobuta-1,3-diene reacted with DMAP, 4-(pyrrolidin-1-yl)pyridine, 4-(morpholin-1-yl)pyridine, and 4-aminopyridine to 1,1', 1 '', 1'''-tetrakis-(2,3-dichlorobuta-1,3-diene-1,1,4,4-tetrayl)pyridinium salts, respecti... Synthesis of a Novel Unsymmetrical Bisoxazoline Ligand with sp(2) Bridging Carbon [作者：YURYEV RUSLAN; LIESE ANDREAS,期刊：SYNLETT, 页码：2589-2592 , 文章类型： Article，,卷期：2009年-16] A novel unsymmetrical bisoxazoline ligand was synthesized in one step by the Knoevenagel condensation of aldehydes with a C-2-symmetric indane-derived bisoxazoline having two acidic hydrogens connected to the bridging ca... Stereoselective Formal Total Synthesis of (-)-Didemniserinolipid B [作者：PRASAD KAVIRAYANI R; GANDI VASUDEVA RAO,期刊：SYNLETT, 页码：2593-2596 , 文章类型： Article，,卷期：2009年-16] A formal total synthesis of (-)-didemniserinolipid B from L-(+)-tartaric acid is presented. Key features of the synthesis include construction of the bicyclic acetal core from bisdimethyl amide of tartaric acid and furth... Pd-Catalyzed Efficient Cross-Couplings of 3-Iodochromones with Triarylbismuths as Substoichiometric Multicoupling Organometallic Nucleophiles [作者：RAO MADDALI L N; VENKATESH VARADHACHARI; JADHAV DEEPAK N,期刊：SYNLETT, 页码：2597-2600 , 文章类型： Article，,卷期：2009年-16] An efficient cross-coupling of 3-iodochromones with triarylbismuths under catalytic palladium conditions is reported. Triarylbismuths were employed as substoichiometric multicoupling nucleophiles for the synthesis of a v... Synthesis of 6-Substituted Imidazo[2,1-b][1,3]thiazoles and 2-Substituted Imidazo[2,1-b][1,3]benzothiazoles via Pd/Cu-Mediated Sonogashira Coupling [作者：KAMALI TAGHI A; HABIBI DAVOOD; NASROLLAHZADEH MAHMOUD,期刊：SYNLETT, 页码：2601-2604 , 文章类型： Article，,卷期：2009年-16] The reaction of iodobenzenes with 2-amino-3-(2-propynyl)-1,3-thiazolium bromide and 2-imino-3-(2-propynyl)-1,3-benzothiazole, catalyzed by Pd/Cu, leads to the formation of 6-substituted imidazo[2,1-b][1,3]thiazoles and 2... Ring-Conformer Effects of the Cyclopropyl Group: First Use of trans-(2R,3R)-Cyclopropanecarbaldehydes as Electrophiles in Diastereoselective Baylis-Hillman Reaction [作者：KRISHNA PALAKODETY RADHA; KISHORE S; REDDY P SRINIVAS,期刊：SYNLETT, 页码：2605-2608 , 文章类型： Article，,卷期：2009年-16] trans-(2R,3R)-Cyclopropanecarbaldehydes are used as novel electrophiles in the Baylis-Hillman reaction to afford adducts in good yields (75-85%) and diastereoselectivities (60-90%). A Properly Protected Sphingosine Acceptor for Helferich Glycosylation [作者：MICHIELETTI MARIO; SILLANI LAURA; PANZA LUIGI,期刊：SYNLETT, 页码：2609-2612 , 文章类型： Article，,卷期：2009年-16] The synthesis and some examples of glycosylations of a properly protected sphingosine is presented. This compound is suitable for the preparation of glycosphingolipids. It has been used for the synthesis of alpha-mannosy... Novel DABCO-Catalyzed Regio- and Diastereoselective Nucleophilic Substitution of Baylis-Hillman Acetates with TosMIC [作者：KRISHNA PALAKODETY RADHA; PRAPURNA Y LAKSHMI,期刊：SYNLETT, 页码：2613-2616 , 文章类型： Article，,卷期：2009年-16] An efficient DABCO-mediated regio- and diastereoselective substitution of Baylis-Hillman acetates with p-toluenesulfonylmethyl isocyanide (TosMIC) has been developed via a tandem S(N)2'-S(N)2' mechanism. The products wer... Synthesis of 8-Oxo-3-acetylenic-5,6,7,8-tetrahydroindolizines via Sonogashira Coupling [作者：GRACIA STEPHANIE; METAY ESTELLE; PELLETROSTAING STEPHANE; LEMAIRE MARC,期刊：SYNLETT, 页码：2617-2620 , 文章类型： Article，,卷期：2009年-16] A selective alkynylation of 3-bromoindolizinone, involving the first copper-free Sonogashira coupling on pyrrole ring, has been developed to afford 8-oxo-3-acetylenic- 5,6,7,8-tetrahydroindolizinone. A Practical Photochemically Induced Method for N-N Bond Cleavage of N,N-Disubstituted Hydrazides [作者：LEBRUN STEPHANE; COUTURE AXEL; DENIAU ERIC; GRANDCLAUDON PIERRE,期刊：SYNLETT, 页码：2621-2624 , 文章类型： Article，,卷期：2009年-16] The development of an unprecedented methodology based upon direct photolysis of N,N-disubstituted hydrazides to secure N-N bond cleavage and to trigger the formation of NH-free lactams has been disclosed. Synthesis of Furanoid Amino Acids via a Domino Michael-Aldol-Addition-Cyclization Approach [作者：KAZMAIER ULI; SCHMIDT CHRISTIAN,期刊：SYNLETT, 页码：2625-2628 , 文章类型： Article，,卷期：2009年-16] Chelated enolates undergo Michael addition towards halogenated alpha,beta-unsaturated esters in a highly stereoselective fashion. The enolates formed can be trapped with aldehydes in a stereoselective aldol reaction, bef... Solvent-Free Organocatalytic Mukaiyama-Michael Addition of 2-Trimethylsilyloxy Furan to Nitroalkenes Catalyzed by Bronsted Acids [作者：SCETTRI ARRIGO; DE SIO VINCENZO; VILLANO ROSARIA; ACOCELLA MARIA ROSARIA,期刊：SYNLETT, 页码：2629-2632 , 文章类型： Article，,卷期：2009年-16] The first organocatalytic Mukaiyama-Michael addition of 2-trimethylsilyloxy furan to nitroalkenes was promoted by Bronsted acids under solvent-free conditions. The conjugate addition took place in moderate to good yields... Syntheses of Novel Sulfated Glycans for Cell-Adhesion Interaction Studies [作者：KUMAR VIPIN; LOCKE ROBERT D; MATTA KHUSHI L,期刊：SYNLETT, 页码：2633-2636 , 文章类型： Article，,卷期：2009年-16] Stereoselective syntheses of two 3-O-Gal sulfated trisac-charides GalNAc beta(1-4)[(3-SE)-Gal]beta(1-3)GalNAc alpha-O-All and GalNAc beta(1-4)[(3-SE)-Gal]beta(1-4)Glc beta-O-All were accomplished through the use of three... Synthesis of 2,2-Disubstituted Pentalenes and Indenes by a Useful Modification to Nakamura's DMCP [3+2]-Cycloaddition Protocol [作者：WENDERSKI TODD A; DENATALE VINCENT; PETTUS THOMAS R R,期刊：SYNLETT, 页码：2637-2642 , 文章类型： Article，,卷期：2009年-16] A two-pot tactic is presented to reach the oxidized 2,2-dimethyl-substituted pentalene and indene ring systems.