Zn/AlCl_3促进下二硫醚与α,β-不饱和化合物的共轭加成  

Conjugation Addition of Disulfides to α,β-Unsaturated Compounds Promoted by Zn/AlCl_3

作　　者：杜敬星[1] 郑人卫[1] 孔黎春[1] 邹雪飞[1] 

机构地区：[1]浙江师范大学化学与生命科学学院化学系,金华321004

出　　处：《有机化学》2006年第7期954-957,共4页Chinese Journal of Organic Chemistry

基　　金：浙江省教育厅基金(No.20050305)资助项目.

摘　　要：二芳基二硫醚与锌粉在DMF中110℃反应,生成二硫醚与锌的复合物;后者在无水AlCl3存在下与丙烯酸酯、丙烯腈反应分别生成β-芳硫基丙酸酯和相应的腈,产率48%～91%.Diaryldisulfides reacted with zinc power at 110℃ in DMF to give zinc-disulfide complexes which then underwent conjugate addition to acrylic esters or acrylnitrile at 70 ℃ in the presence of anhydrous AlCl3 to afford β-arylthio propanoic esters and corresponding nitriles in 48%～91% yields, respectively.

关 键 词：丙烯酸酯 丙烯腈 二芳基二硫醚 共轭加成 

分 类 号：O621.25[理学—有机化学]