Catalyzed fluorination of chlorocarbons

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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C07C 1710

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active

040535304

ABSTRACT:
Described is the production of chlorofluorocarbons, particularly trichlorofluoromethane, by reaction between chlorocarbons, e.g., carbon tetrachloride, and ammonium bifluoride at around 300.degree.-550.degree. C in the presence of certain catalysts, e.g., an alkaline earth metal fluoride or ferric fluoride, calcium fluoride being preferred.

REFERENCES:
patent: 3334151 (1967-08-01), Okazaki
patent: 3480667 (1969-11-01), Seigart et al.
patent: 3501268 (1970-03-01), Laran et al.

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