高等学校化学学报 ›› 1992, Vol. 13 ›› Issue (5): 648.

• 论文 • 上一篇    下一篇

杂多酸催化甲苯磺化合成4,4'-二甲二苯砜的研究

吴通好, 李永国, 杨洪茂, 王国甲, 华士英, 姜玉子, 于剑锋   

  1. 吉林大学化学系, 长春, 130021
  • 收稿日期:1991-06-26 出版日期:1992-05-24 发布日期:1992-05-24
  • 通讯作者: 吴通好

Studies on HPA Catalysis for the Reaction of Toluene Sulfonation to 4,4'-Dimethyl diphenylsulfone

WU Tong-hao, LI Yong-guo, YANG Hong-mao, WANG Guo-jia, HUA Shi-ying, JIANG Yu-zi, YU Jian-feng   

  1. Department of Chemistry, Jilin University, Changchun, 130023
  • Received:1991-06-26 Online:1992-05-24 Published:1992-05-24

摘要: 通过实验证实杂多酸对甲苯磺化合成4,4'-二甲二苯砜反应具有较好的催化活性,利用紫外光谱研究了杂多酸与对甲苯磺酸的作用。

关键词: 杂多酸, 甲苯, 磺化, 4, 4&prime, -二甲二苯砜

Abstract: It is proved by the experiment that HPAis a good catalyst for the reaction of toluene sulfonation to 4,4'-dimethyldiphenyl sulfone.The effect of HPAon p-methyl sulfonic acid has been studied by means of UVand variable-temperature 1H NMR.The preliminary catalytic mechnism is also proposed.

Key words: Heteropoly acid, Toluene, Sulfonation, 4,4'-Dimethyldiphenyl sulfone

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