高等学校化学学报 ›› 1993, Vol. 14 ›› Issue (8): 1172.

• 研究论文 • 上一篇    下一篇

高分子路易斯酸催化剂——阳离子交换树脂四氯化锡复合物

刘福安, 田明园, 李耀先, 黄化民   

  1. 吉林大学化学系, 长春 130023
  • 收稿日期:1992-11-13 修回日期:1993-03-04 出版日期:1993-08-24 发布日期:1993-08-24
  • 通讯作者: 刘福安.
  • 作者简介:第一作者:男, 51岁, 副教授.

A Polymer Lewis Acid Catalyst——Cation Exchange Resin SnCl4 Complex

LIU Fu-An, TIAN Ming-Yuan, LI YAO-Xian, HUANG Hua-Min   

  1. Department of Chemistry, Jilin University, Changchun, 130023
  • Received:1992-11-13 Revised:1993-03-04 Online:1993-08-24 Published:1993-08-24

摘要: 大孔强酸性聚苯乙烯系阳离子交换树脂与SnCl4在CS2中反应可生成一种稳定的高分子路易斯酸催化剂.其制备简单、易分离.这种催化剂不怕水,对酯化、缩醛、缩酮、醚化及付氏烷基化反应具有较好的催化作用,且催化性能稳定,至少可重复使用10次.

关键词: 高分子催化剂, 离子交换树脂, 四氯化锡

Abstract: Amacroporous cation exchange resin-supported SnCl4 was synthesized in CS2 to form a stable complex of containing 8.4% of Sn.The SnCl4 complexed in the ion exchange resin is resistant to water and air.The polymer Lewis acid complex catalyst can be used to catalyze many organic reactions with high yield, such as esterification, acetalization and ketal formation.The catalyst is also effective for Friedel-Crafts alkylation reaction.The title catalyst can be reused at least 10 times.

Key words: Polymer catalyst, Ion-exchange resin, SnCl4

TrendMD: