Process for preparing benzotrifluoride and its derivatives

Details Process for preparing benzotrifluoride and its derivatives Process for preparing benzotrifluoride and its derivatives

1979-06-20

1983-07-12

Warren, Charles F.

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

Organic compounds

Halogen containing

260465G, 568936, C07C 1720

Patent

active

043932576

ABSTRACT:
A process for preparing benzotrifluoride or derivatives thereof by contacting benzotrichloride or the corresponding derivatives with hydrogen fluoride in a gaseous phase in the absence of any catalyst, the contact being carried out in the presence of chlorine at an elevated temperature so as to accelerate the reaction rate.

REFERENCES:
patent: 2062743 (1936-12-01), Daudt et al.
patent: 2121330 (1938-01-01), Scherer et al.
patent: 3755477 (1973-08-01), Firth et al.
patent: 3966832 (1976-06-01), Lademann et al.
patent: 4012453 (1977-03-01), Nychka et al.
patent: 4080392 (1978-03-01), Ryf
patent: 4155940 (1979-05-01), Marhold et al.

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