Process for preparation of an oxyacetic acid/hydroxyethyl ether

Details Process for preparation of an oxyacetic acid/hydroxyethyl ether Process for preparation of an oxyacetic acid/hydroxyethyl ether

1988-04-07

1988-12-13

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

562471, C07C 5116

Patent

active

047912243

ABSTRACT:
Process for the preparation of an aryloxyacetic acid/hydroxyethyl ether by oxidation of aryloxyethanol of the formula: ##STR1## wherein R either individually or independently of one another represents hydrogen, alkyl, cycloalkyl, aryl, aralkyl, alkoxy, cycloalkoxy, aryloxy, halogen, alkylcarbonyl, arylcarbonyl, carboxyl or nitro, or represents a benzene ring fused to the phenyl ring, in an aqueous alkaline reaction medium at a temperature in the range of 0.degree. C. to the boiling point of the reaction medium in the presence of a catalytic amount of a catalyst comprised of palladium, bismuth, and carbon in the presence of a phenol corresponding to the structure: ##STR2## wherein R is as described above and p is 0, 1 or 2, to form the corresponding alkali metal ester/hydroxyethyl ether after catalyst removal the alkali metal ester is contacted with a mineral acid.

REFERENCES:
patent: 2930801 (1960-03-01), Montagna et al.
patent: 4238625 (1980-12-01), Fiege et al.
patent: 4532346 (1985-07-01), Rehn et al.

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