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4,4-二乙硫/苄硫基-3-烯-2-丁酮的合成及其作为无气味硫醇替代试剂的缩硫醛/酮化反应
引用本文:于海丰,王艳茹,欧阳艳,王岩,刘群.4,4-二乙硫/苄硫基-3-烯-2-丁酮的合成及其作为无气味硫醇替代试剂的缩硫醛/酮化反应[J].高等学校化学学报,2006,27(12):2300-2303.
作者姓名:于海丰  王艳茹  欧阳艳  王岩  刘群
作者单位:1. 东北师范大学化学学院,长春,130024;鞍山师范学院化学系,鞍山,114005
2. 北华大学公共基础部,吉林,132013
3. 东北师范大学化学学院,长春,130024
摘    要:经由3-(二乙硫/苄硫基)亚甲基-2,4-戊二酮(1)的酸催化脱乙酰基反应高产率地合成了4,4-二乙硫/苄硫基-3-烯-2-丁酮(2). 化合物2作为无气味的乙硫醇及苄硫醇替代试剂能与各种醛/酮在温和的反应条件下生成相应的缩硫醛/酮.

关 键 词:α-羰基二硫缩烯酮  4  4-二乙硫/苄硫基-3-烯-2-丁酮  无气味硫醇替代试剂  缩硫醛/酮化反应
文章编号:0251-0790(2006)12-2300-04
收稿时间:11 14 2005 12:00AM
修稿时间:2005-11-14

Synthesis of 4,4-Diethylthio/benzylthio-but-3-en-2-one and Application as Odorless Thiol Equivalents in Thioacetalization
YU Hai-Feng,WANG Yan-Ru,OUYANG Yan,WANG Yan,LIU Qun.Synthesis of 4,4-Diethylthio/benzylthio-but-3-en-2-one and Application as Odorless Thiol Equivalents in Thioacetalization[J].Chemical Research In Chinese Universities,2006,27(12):2300-2303.
Authors:YU Hai-Feng  WANG Yan-Ru  OUYANG Yan  WANG Yan  LIU Qun
Institution:1. Faculty of Chemistry, Northeast Normal University, Changchun 130024, China; 2. Department of Chemistry, Anshan Teachers College, Anshan 114005, China; 3. Public Foundation Department of Beihua University, Jilin 132013, China
Abstract:4,4-Diethylthio/benzylthio-but-3-en-2-ones 2 were prepared in excellent yields by the acid-catalyzed deacetylation of 3-(diethylthio/benzylthio)methylene-pentane-2,4-diones(1). With ketene diethylthio/benzylthioacetals(2) as the odorless thiol equivalents, in the presence of acetyl chloride, a series of diethylthio-/dibenzylthioacetals were prepared via the reaction of compound 2 with aldehydes/ketones in methanol under mild conditions.
Keywords:α-Oxo ketene-S  α-Oxo ketene-S" target="_blank">S-acetals')" href="#">α-Oxo ketene-S  S-acetals  4  4-Bis(ethylthio/benzylthio)but-3-en-2-ones  Odorless thiol equi-valents  Thioacetalization
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