gem-Difluorination of 1,3-dithiolanes with the hexafluoropropene-diethylamine reagent and N-iodosuccinimide or 1,3-dibromo-5,5-dimethylhydantoin
作者:Makoto Shimizu、Takashi Maeda、Tamotsu Fujisawa
DOI:10.1016/0022-1139(94)03187-5
日期:1995.3
gem-Difluoro compounds are readily prepared from 1,3-dithiolanes in good yield on treatment with hexafluoropropene-diethylamine/1,3-dibromo-5,5-dimethylhydantoin or /N-iodosuccinimide/water.
通过用六氟丙烯-二乙胺/ 1,3-二溴-5,5-二甲基乙内酰脲或N-碘代琥珀酰亚胺/水处理,可以容易地由1,3-二硫杂环戊烷以高收率制备宝石-二氟化合物。