摘要 |
PCT No. PCT/JP93/00214 Sec. 371 Date Aug. 24, 1994 Sec. 102(e) Date Aug. 24, 1994 PCT Filed Feb. 22, 1993 PCT Pub. No. WO93/16973 PCT Pub. Date Sep. 2, 1993A 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.
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