C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 21/18 (2006.01) C07C 17/00 (2006.01) C07C 17/087 (2006.01) C07C 17/20 (2006.01) C07C 17/21 (2006.01) C07C 19/08 (2006.01)
Patent
CA 2233528
A process for the fluorination of 1230za is provided, wherein 1230za is contacted with HF in the gas phase in the presence of an aluminum fluoride or chromium-based fluorination catalyst under conditions sufficient to produce a reaction mixture containing 1233zd, 1234ze and 245fa. 245fa is a known foam blowing agent and refrigerant, while 1233zd and 1234ze are known intermediates useful for preparing 245fa.
Atofina Chemicals Inc.
Borden Ladner Gervais Llp
Elf Atochem North America Inc.
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