Process for producing 2,6-difluorobenzonitrile

Details Process for producing 2,6-difluorobenzonitrile Process for producing 2,6-difluorobenzonitrile

1982-08-17

1983-09-27

Torrence, Dolph H.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C12152

Patent

active

044068417

ABSTRACT:
A process for producing 2,6-difluorobenzonitrile comprises reducing a chloro fluorobenzonitrile selected from 3-chloro-2,6-difluorobenzonitrile, 3,5-dichloro-2,6-difluorobenzonitrile or a mixture thereof by hydrogen gas in the presence of a palladium or platinum catalyst at a temperature of 0.degree. to 200.degree. C.

REFERENCES:
patent: 3290353 (1966-12-01), Battershell et al.
patent: 4209457 (1980-06-01), Fuller

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