Patent ID: 9637429
Date: 2017-05-02
CPC Classifications: C07C

Claim:
1. A process comprising contacting and reacting the compound CF 3 CF 2 CHCl 2 , or the compound CF 3 CF═CXCl, wherein X is H or Cl, with hydrogen in the presence of a catalyst consisting essentially of Cu, Ru, Cu—Pd, Ni—Cu, or Ni—Pd, to obtain as a result thereof a reaction product comprising the compound CF 3 CF═CH 2 and at least one of the compounds CF 3 CF═CHCl or CF 3 CF 2 CH 2 Cl, wherein no detectable CF 3 CH═CH 2 is found in said reaction product, and wherein the CF 3 CF═CHCl is converted to the reaction product comprising the compound CF 3 CF═CH 2 by hydrogenation in the presence of a catalyst.