Patent ID: 9242910
Filing Date: 2016-01-26
CPC Classification: C07C

Claim Text:
1. A process to prepare 2-chloro-1,1,1,2-tetrafluoropropane (244bb) comprising: (a) contacting 2-chloro-3,3,3,-trifluoropropene (1233xf) with HF in a reaction zone under conditions effective to form 244bb; and (b) adding a co-feed species selected from the group consisting of CFC-12 (dichlorodifluoromethane), CFC-13 (chlorotrifluoromethane), CFC-14 (tetrafluoromethane), HCFC-22 (chlorodifluoromethane), HCFC-23 (trifluoromethane), HFC-32 (difluoromethane), HCC-40 (chloromethane) HFC-41 (fluoromethane), CFC-115 (chloropentafluoroethane), FC-116 (hexafluoroethane), HCFC-124 (2-chloro-1,1,1,2-tetrafluoroethane), HFC-125 (pentafluoroethane), HFC-134a (1,1,1,2-tetrafluoroethane), HFC-143a (1,1,1-trifluoroethane), HFC-152a (1,1-difluoroethane), HFC-161 (fluoroethane), FC-218 (octafluoropropane), HFC-227ea (1,1,1,2,3,3,3-heptafluoroethane), SF