Process for preparation of anilines which are m-substituted by c

Organic compounds -- part of the class 532-570 series – Organic compounds – Amino nitrogen containing

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C07C 8524, C07C 8760

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active

044607881

ABSTRACT:
The invention relates to a process for the preparation of anilines which are m-substituted by chlorine, by selective dehalogenation of more highly chlorinated anilines in an acid medium in the presence of noble metal catalysts and in the presence of optionally substituted phenols.
The 3-chloro- or 3,5-dichloroanilines obtainable by the process according to the invention are known intermediate products, and can be used for the preparation of plant protection agents.

REFERENCES:
patent: 3888929 (1975-06-01), Rivier
patent: 4193937 (1980-03-01), Wedemeyer et al.
patent: 4206147 (1980-06-01), Daumas et al.
patent: 4206148 (1980-06-01), Biola et al.
patent: 4324914 (1982-04-01), Cordier
patent: 4340759 (1982-07-01), Cordier
patent: 4351959 (1982-09-01), Cordier

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