Process for the preparation of .alpha.-.alpha.-.alpha.-trifluoro

Details Process for the preparation of .alpha.-.alpha.-.alpha.-trifluoro Process for the preparation of .alpha.-.alpha.-.alpha.-trifluoro

1985-03-18

1986-10-28

Helfin, Bernard

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

Organic compounds

Oxygen containing

568655, C07C 4122

Patent

active

046200401

ABSTRACT:
Trifluoroanisoles of the formula ##STR1## where m is 1 or 2 and n is 0 to 3, are prepared by reacting hydrogen fluoride with trichloroanisoles of the formula ##STR2## in the vapor phase, in the presence of a fluorinated alumina catalyst wherein

REFERENCES:
patent: 4436942 (1984-03-01), Rader et al.

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