几类新型聚合物季鏻盐的制备及其Wittig反应的研究  

Syntheses of several types of new polymer supported phosphonium salts and studies on their Wittig reactions with aldehydes

作　　者：吴玉民[1] 陈家威[2] 蒋济隆[2] 

机构地区：[1]长沙水利电力师范学院化学系,长沙410077 [2]湖北大学化学系,武汉430062

出　　处：《化学试剂》1992年第5期267-270,278,共5页Chemical Reagents

摘　　要：先以2%、6%、12%3种交联度的氯甲基化聚苯乙烯-二乙烯基苯为原料制备膦树脂,再与溴代烃反应得4种季鏻盐树脂,其容量较高。不同交联度的树脂,在膦树脂和季鏻盐树脂的制备及季鏻盐树脂的 Wittig 反应中,其功能基的转化率及烯烃收率的顺序为2%>12%>6%。Four types of new polymer-supported phos-phonium salts have been synthesized by chloro-methylated polystyrene cross-linked with 2%,6%,12% divinylbenzene and their Wittig reactionswith a variety of aldehydes have been studied.

关 键 词：高聚物 季磷盐 维蒂希反应 

分 类 号：O63[理学—高分子化学]