申请人:Daikin Industries Ltd.
公开号:US05557019A1
公开(公告)日:1996-09-17
A new 3,3-dichloro-1,1,1,2,2,4,4,5,5,5-decafluoropentane as a precursor of alternatives of refrigerants, etc. A method to obtain the target products at high yield and high selectivity by reacting tetrafluoroethylene and difluorodichloromethane under the Lewis acid catalyst to produce the new compound and an economical method in a continuous reaction state. A production method of 1,1,1,2,2,4,4,5,5,5-decafluoropentane at high yield by reducing 3,3-dichloro-1,1,1,2,2,4,4,5,5,5-decafluoropentane.
一种新的3,3-二氯-1,1,1,2,2,4,4,5,5,5-十氟戊烷作为替代制冷剂的前体。通过在Lewis酸催化剂下反应四氟乙烯和二氟二氯甲烷以产生新化合物并在连续反应状态下实现高产率和高选择性的目标产品的方法。通过还原3,3-二氯-1,1,1,2,2,4,4,5,5,5-十氟戊烷来高产率生产1,1,1,2,2,4,4,5,5,5-十氟戊烷的方法。