Patent ID: 8063257
Filing Date: 2011-11-22
Classification: C07C

Abstract:
1. A method for preparing 2,3,3,3-tetrafluoropropene comprising contacting a reactant comprising CCl 2 ═CFCH 2 Cl with a fluorinating agent under conditions effective to produce a reaction product comprising CF 3 CF═CH 2 , wherein contacting the said reactant is performed in the presence of at least one catalyst selected from the group consisting of chromium(III)oxide, fluorinated chromium oxide, iron(III) chloride, activated carbon, transition metal halides, SbCl 5 , SbCl n F 5-n , SnCl 4 , TiCl 4 , and FeCl 3 , wherein n is an integer from 0 to 4.