Process for producing meta-phenoxybenzoic acids and esters

Details Process for producing meta-phenoxybenzoic acids and esters Process for producing meta-phenoxybenzoic acids and esters

1980-05-14

1982-02-02

Killos, Paul J.

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

Organic compounds

Carboxylic acid esters

560 21, 560 65, 560109, 562473, 568630, 568648, 568649, C07C 6992

Patent

active

043140700

ABSTRACT:
An improved process for producing meta-phenoxy benzoic acids and their lower alkyl esters in improved yields and with higher selectivity by reacting an alkali metal phenate with a lower alkyl ester of meta-halobenzoic acid in the presence of a copper sulfate catalyst.

REFERENCES:
patent: 3487114 (1969-12-01), Irick et al.
patent: 3769320 (1973-10-01), Chodnekar et al.
A. A. Moroz et al. Russian Chem. Reviews, 43 (8) 1974.
Ullman and Sponager Ber. Deut. Chem. Ges. 38 2211 (1905.
Tomita, M. et al., J. Pharm. Soc. Japan, 74 1061-1065, 1278 (1954).

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