A method for producing an &agr;,&agr;-difluorocycloalkane at high purity with good efficiency, which comprises a step of treating a fluorocycloalkene with hydrogen fluoride wherein the fluorocycloalkene has one fluorine atom directly bonded to a carbon atom of carbon-carbon unsaturated double bond, more preferably, a step of directly adding the hydrogen fluoride to a reaction mixture obtained by treating the cycloalkanone with the de-oxygen fluorinating agent.
一种用高纯度和良好效率生产α,α-二
氟环
烷烃的方法,包括处理
氟环烷烯与
氢氟酸的步骤,其中
氟环烷烯的一个
氟原子直接连接到碳-碳不饱和双键的碳原子,更优选地,直接将
氢氟酸添加到通过用脱氧
氟化剂处理
环戊酮得到的反应混合物的步骤。