Patent Number: 6,166,274

Title: Catalyzed liquid phase fluorination of 1230za

Abstract: A liquid phase process is provided for the preparation of 1233zd with reduced oligomer formation via the fluorination of 1230za with HF in the presence of a catalyst selected from TFA and triflic acid. The 1233zd is a known intermediate useful for preparing 245fa.

Inventors: Chen; Bin (Treddyfrin, PA), Bolmer; Michael S. (Lower Providence, PA), Elsheikh; Maher Y. (Tredyffrin, PA)

Assignee: ATOFINA Chemicals, Inc.

International Classification: C07C 17/00 (20060101); C07C 017/20 ()

Expiration Date: 12/26/2017