Chlorination process

Details Chlorination process Chlorination process

1993-08-02

1995-05-09

Siegel, Alan

Organic compounds -- part of the class 532-570 series

Organic compounds

Halogen containing

C07C 1710

Patent

active

054141648

ABSTRACT:
A process for the preparation of 1,1,1-trichlorotrifluoroethane in which 1-chloro-2,2,2-trifluoroethane is subjected to chlorination by bringing the 1-chloro-2,2,2-trifluoroethane into contact with chlorine within a reaction vessel characterized in that the process is conducted in the liquid phase in the presence of a chemical free radical initiator under a pressure of from 1 to 20 bar and at a temperature within the range 50.degree. to 120.degree. C., and the product is separated from the reaction mixture by fractional distillation.

REFERENCES:
patent: 2469290 (1949-05-01), Calfee et al.
patent: 3047642 (1962-07-01), Wolf
patent: 4060469 (1977-11-01), Sweeney et al.
patent: 5120883 (1992-06-01), Rao et al.
patent: 5254771 (1993-10-01), Cremer et al.
patent: 5315044 (1994-05-01), Furutaka et al.

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