Patent ID: 8344191
Filing Date: 2013-01-01
Classification: C07C,Y02P

Abstract:
1. A process for producing 2,3,3,3-tetrafluoropropene represented by the formula CF 3 CF═CH 2 , comprising contacting a fluorine-containing propane represented by the formula CF 2 XCFYCH 2 Z, wherein X is Cl, Br, or I; one of Y and Z is H, and the other is F, with at least one catalyst selected from the group consisting of chromium oxides, fluorinated chromium oxides, and iron fluorides in a gas phase in the absence of hydrogen fluoride or in the presence of not more than 2 mol of hydrogen fluoride per 1 mol of the fluorine-containing propane represented by the formula CF 2 XCFYCH 2 Z.