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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32条记录   Organocatalytic Decarboxylative Doebner-Knoevenagel Reactions between Arylaldehydes and Monoethyl Malonate Mediated by a Bifunctional Polymeric Catalyst [作者：LU JINNI; TOY PATRICK H,期刊：SYNLETT, 页码：1723-1726 , 文章类型： Article，,卷期：2011年-12] A bifunctional polystyrene bearing both DMAP and piperidine groups has been prepared and used as an organocatalyst for decarboxylative Doebner-Knoevenagel reactions of arylaldehydes and monoethyl malonate. Isolated yield... Proline-Catalyzed Enantioselective Synthesis of Aza-Quaternary Carbon Derivatives [作者：LI LIQI; HAN MANYI; XIAO MINGXING; XIE ZHIXIANG,期刊：SYNLETT, 页码：1727-1730 , 文章类型： Article，,卷期：2011年-12] 2-Aryl-3H-indol-3-ones reacted with aldehydes or ketones in the presence of L-proline as a catalyst to give the corresponding aza-quaternary carbon addition product in good yield with moderate to excellent regioselectivi... Convenient and Stereoselective Synthesis of Symmetrical (E)-Stilbenes via Homocoupling of 1,3-Dibenzylbenzotriazolium Bromides [作者：XIAO XIAOHUI; LIN DAQIN; TONG SHUITIAN; LUO HONG; HE YINFENG; MO HAILAN,期刊：SYNLETT, 页码：1731-1734 , 文章类型： Article，,卷期：2011年-12] Using NaH as the base and DMSO as the solvent, a series of symmetric (E)-stilbenes were prepared in good yields via the homocoupling of 1,3-dibenzylbenzotriazolium bromides at room temperature. An Effective Borate-Mediated Approach to 1-Trifluoromethyl-1-hydroxy-3-ketophosphonates, Phosphinates, and Phosphine Oxides [作者：CHIZHOV DMITRII L; VOGEL VERA; TVERDOMED SERGEY N; CHARUSHIN VALERY N; ROESCHENTHALER GERDVOLKER,期刊：SYNLETT, 页码：1735-1739 , 文章类型： Article，,卷期：2011年-12] Ethyl 1-trifluoromethyl-1-hydroxy-3-oxo-phosphonates, the related (methyl)phosphinates and (phenyl) phosphinates, and phosphine oxides were obtained in good yield via direct phosphonylation of acyltrifluoroacetones with ... First Synthesis of 3-Amino-2-arylimidazo[1,2-b]pyridazines by Groebke-Blackburn Reaction [作者：LAMBERTH CLEMENS,期刊：SYNLETT, 页码：1740-1744 , 文章类型： Article，,卷期：2011年-12] The Groebke-Blackburn transformation of an 3-aminopyridazine, a benzaldehyde, and an isocyanide allows the onestep assembly of so far unknown 3-amino-2-arylimidazo[1,2-b]pyridazines. Diversely substituted aldehydes and i... Copper(I) Iodide Catalyzed Formation of Aryl Hydrazides from a Mitsunobo Reagent and Aryl Halides [作者：YAVARI ISSA; GHAZANFARPOURDARJANI MAJID; SOLGI YAZDAN; AHMADIAN SALOME,期刊：SYNLETT, 页码：1745-1747 , 文章类型： Article，,卷期：2011年-12] The Mitsonubo reagent (triphenylphosphine and dialkyl azodicarboxylates) was employed as a potential anionic nucleophile in a reaction involving aryl halides to produce aryl hydrazides. Aryl iodides and bromides, with el... Synthesis of a Variety of 2-Alkyl-2-Azabicyclo[3.1.1]heptane-1-carbonitriles via a Dynamic Addition-Intramolecular Substitution Sequence [作者：DE BLIECK ANN; STEVENS CHRISTIAN V,期刊：SYNLETT, 页码：1748-1752 , 文章类型： Article，,卷期：2011年-12] An improved two-step synthetic approach towards 3-(2-chloroethyl) cyclobutanone is described and used in the synthesis of a class of 2-alkyl-2-azabicyclo[3.1.1]heptane-1-carbonitriles. The key step consists of a reversib... Synthesis of Optically Pure 1-Amino-3-aryl Indanes Exemplified by (+)-Indatraline [作者：NORAGER NIELS GRON; LORENTZPETERSEN LINDA LUISE REEH; LYNGSO LARS OLE; KEHLER JAN; JUHL KARSTEN,期刊：SYNLETT, 页码：1753-1755 , 文章类型： Article，,卷期：2011年-12] A versatile procedure for the synthesis of optically pure 1-amino-3-aryl indanes is presented, exemplified by the synthesis of the triple uptake inhibitor (+)-indatraline (1). Palladium-Mediated Intramolecular Buchwald-Hartwig alpha-Arylation of beta-Amino Esters: Synthesis of Functionalized Tetrahydroisoquinolines [作者：REDDY A GOPI KRISHNA; KRISHNA J; SATYANARAYANA G,期刊：SYNLETT, 页码：1756-1760 , 文章类型： Article，,卷期：2011年-12] A concise and efficient three-step strategy for the synthesis of functionalized 1,2,3,4-tetrahydroisoquinolines based on an intramolecular Buchwald-Hartwig alpha-arylation of beta-amino esters is described. The synthesis... Synthesis of Conjugated Tri(hetero)aryl Derivatives Based on One-Pot Double Suzuki-Miyaura Couplings Using Bifunctional Dipotassium Phenylene-1,4-Bis(Trifluoroborate) [作者：SALOMONE ANTONIO; PETRERA MARILENA; COPPI DONATO IVAN; PERNA FILIPPO MARIA; FLORIO SAVERIO; CAPRIATI VITO,期刊：SYNLETT, 页码：1761-1765 , 文章类型： Article，,卷期：2011年-12] An efficient one-pot double Suzuki-Miyaura cross-coupling reaction between bifunctional phenylene-1,4-bis(potassium trifluoroborate) and aryl and heteroaryl bromides is described. The scope and limitations of this method... New Synthetic Methodology toward Macrolides/Macrolactams via Palladium-Catalyzed Carbon-Heteroatom Bond-Forming Reactions [作者：SENGOKU TETSUYA; HAMAMATSU TOMOYA; INUZUKA TOSHIYASU; TAKAHASHI MASAKI; YODA HIDEMI,期刊：SYNLETT, 页码：1766-1768 , 文章类型： Article，,卷期：2011年-12] A concise and versatile syntheses of 11-16-membered macrolides and 13-15-membered macrolactams have been achieved using a Tsuji-Trost type reaction. This approach is composed of intramolecular cyclization employing ethyl... Synthesis of Tetra-ortho-Substituted Biaryls Using Aryltriolborates [作者：LI GAOQIANG; YAMAMOTO YASUNORI; MIYAURA NORIO,期刊：SYNLETT, 页码：1769-1773 , 文章类型： Article，,卷期：2011年-12] Tetra-ortho-substituted biaryls were synthesized by cross-coupling between 2,6-disubstituted bromoarenes and aryltriolborates possessing substituents at ortho carbon. The use of a copper(I) halide such as CuCl (20 mol%) ... Synthesis of Two Diastereomers of Iriomoteolide-1a via a Tunable Four-Module Coupling Approach Using Ring-Closing Metathesis as the Key Step [作者：LIU YUANXIN; FENG GAOFENG; WANG JIAN; WU JINLONG; DAI WEIMIN,期刊：SYNLETT, 页码：1774-1778 , 文章类型： Article，,卷期：2011年-12] A tunable four-module coupling approach has been established for assembling the 20-membered macrolactone core related to the proposed structure of iriomoteolide-1a by using ring-closing metathesis as the key step. Two C1... Enhancing Activity of Suzuki Reactions in Water by Using Guanidinium Ionic Liquid Stabilized Palladium Micelle Catalyst [作者：LIN LI; LI YANCHUN; ZHANG SUOBO; LI SHENGHAI,期刊：SYNLETT, 页码：1779-1783 , 文章类型： Article，,卷期：2011年-12] A facile surfactant-based hexaalkylguanidinium ionic liquid (GIL)-mediated Suzuki coupling procedure has been developed using ligand-free Pd catalysts. The procedure involving the use of nanometric palladium micelles, is... (S)-(+)-1-(2-Pyrrolidinylmethyl)pyrrolidine [作者：CHOWDHURY RAGHUNATH,期刊：SYNLETT, 页码：1784-1785 , 文章类型： Editorial Material，,卷期：2011年-12] (A) The direct homoaldol reaction of ethyl pyruvate was reported to be catalyzed by (S)-(+)-1-(2-pyrrolidinylmethyl)pyrrolidine (1) and trifluroacetic acid. The use of the polymer-supported acid facilitated the removal o... Elemental Sulfur: A Simple, Economic, and Versatile Reagent [作者：BELLO FORERO JOSUE SEBASTIAN,期刊：SYNLETT, 页码：1786-1787 , 文章类型： Editorial Material，,卷期：2011年-12] (A) A one-pot conversion of 4,5-diamino-6-chloropyrimidines into 6-mercaptopurines was presented by Tandel et al.(3) The reaction is easy to perform by simply heating of a mixture of pyrimidine, aldehydes and an equimola...