Process for preparing 2,5-dichloro-3-nitrobenzoic acid from 2,5-

Details Process for preparing 2,5-dichloro-3-nitrobenzoic acid from 2,5- Process for preparing 2,5-dichloro-3-nitrobenzoic acid from 2,5-

1982-01-18

1983-12-27

Shippen, Michael L.

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

Organic compounds

Carboxylic acids and salts thereof

C07C 51265

Patent

active

044232454

ABSTRACT:
A process for the production of 2,5-dichloro-3-nitrobenzoic acid which comprises reacting 2,5-dichloro-3-nitro-p-xylene in a saturated aliphatic carboxylic acid solvent with oxygen at elevated temperature and pressure in the presence of a catalyst system which comprises a transition metal oxidation catalyst and a bromine promoter.

REFERENCES:
patent: 3139452 (1964-06-01), Hay
patent: 3681446 (1972-08-01), Ledford
patent: 3944601 (1976-03-01), Kuhlmann
patent: 4007223 (1977-02-01), Feld
patent: 4088823 (1978-05-01), Holtz
patent: 4197412 (1980-04-01), Kimura
patent: 4230882 (1980-10-01), Seko
patent: 4252979 (1981-02-01), Jacques

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