有机化学 ›› 1989, Vol. 9 ›› Issue (6): 507-511. 上一篇    下一篇

研究论文

杂环化合物氢交换的核磁共振研究

郭宗儒;侯双洲;杨光中;褚凤鸣;焦烨   

  1. 中国医学科学院药物研究所
  • 发布日期:1989-12-25

Study of hydrogen exchange of heterocyclic compounds by nuclear magnetic resonance

GUO ZONGRU;HOU SHUANGZHOU;YANG GUANGZHONG;CHU FENGMING;JIAO YE   

  • Published:1989-12-25

本文报道了具有杂环结构的缩氨脲和缩氨硫脲在氘代三氟乙酸中的氢交换反应,^1H NMR表明, 氘-氢交换的速率取决于分子的荷电程度。

关键词: 化学动力学, 氘化合物, 取代反应, 质子磁共振谱法, 三氟乙酸 P, 杂环化合物, 缩氨基脲 P, 亲电反应, 氢转移, 缩氨基硫脲, 二甲基亚砜

The exchange between hydrogen atoms attached to carbon atoms of heterocyclic compounds and deuteriums of deuterotrifluoroacetic acid was confirmed by 1H NMR. The kinetics of the exchange was investigated.

Key words: CHEMICAL KINETICS, DEUTERIUM COMPOUNDS, SUBSTITUTION REACTION, PROTON MAGNETIC RESONANCE SPECTROMETRY, TRIFLUOROACETIC ACID P, HETEROCYCLIC COMPOUNDS, SEMICARBAZONE P, ELECTROPHILIC REACTION, HYDROGEN TRANSFER, THIOSEMICARBAZONE, DIMETHYLSULFOXIDE

中图分类号: