Process for the preparation of brominated or chlorinated aromati

Details Process for the preparation of brominated or chlorinated aromati Process for the preparation of brominated or chlorinated aromati

1995-11-22

1997-06-10

Shippen, Michael L.

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

Organic compounds

Carboxylic acids and salts thereof

C07C 5116

Patent

active

056377649

ABSTRACT:
Process for the preparation of brominated or chlorinated aromatic carboxylic acids
The invention relates to a process for the preparation of bromine- or chlorine-substituted aromatic carboxylic acids by oxidation of the correspondingly halogenated alkylaromatics with oxygen or an oxygen-containing gas in the solvent acetic acid and in the presence of a transition metal bromide catalyst, which comprises a procedure in which

REFERENCES:
patent: 3681446 (1972-08-01), Ledford
patent: 4603220 (1986-07-01), Feld
patent: 4605757 (1986-08-01), Feld
patent: 4990659 (1991-02-01), Jihad
patent: 5068407 (1991-11-01), Periana
Abstract of U.S. Pat. No. 4,605,757 (1986).

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