Process for the preparation of m-halogen-substituted anilines

Details Process for the preparation of m-halogen-substituted anilines Process for the preparation of m-halogen-substituted anilines

1981-10-22

1984-01-31

Hines, Robert V.

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

Organic compounds

Amino nitrogen containing

564335, 564374, 564384, C07C 8524

Patent

active

044291566

ABSTRACT:
An improved process for the preparation of an m-halogen-substituted aniline from a polyhalogen substituted aniline by the reaction of the aniline with hydrogen in an acid medium is disclosed wherein the process is carried out in the presence of hydrogen iodide and/or a compound which under the reaction conditions yields hydrogen iodide and in the presence of an optionally substituted phenol.

REFERENCES:
patent: 3912783 (1975-10-01), Wedemeyer et al.
patent: 4193937 (1980-03-01), Wedemeyer et al.
patent: 4351959 (1982-09-01), Cordier

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