Process for the preparation of (phenoxy- or benzyl-)-phenoxyprop

Details Process for the preparation of (phenoxy- or benzyl-)-phenoxyprop Process for the preparation of (phenoxy- or benzyl-)-phenoxyprop

1982-09-24

1985-11-12

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

562468, 562471, 562472, 260465D, 560 57, 560 61, 560 62, C07C 7946

Patent

active

045529779

ABSTRACT:
Process for the preparation of (phenoxy- or benzyl-)-phenoxypropionic acids and the alkali metal salts thereof by adding a double molar amount of an aqueous alkali hydroxide to a boiling mixture of a (benzyl- or phenoxy-)-phenol and 2-chloropropionic acid (ester), with simultaneous azeotropic distillation of the water introduced or formed in the reaction.

REFERENCES:
patent: 3721703 (1973-03-01), Nahm et al.
patent: 4134753 (1979-01-01), Horlein et al.

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