Process for preparing 4-hydroxyphenylacetic acid

Details Process for preparing 4-hydroxyphenylacetic acid Process for preparing 4-hydroxyphenylacetic acid

1980-06-20

1982-06-29

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

562470, C07C 6501

Patent

active

043373550

ABSTRACT:
A process for preparing 4-hydroxyphenylacetic acid by reducing 4-hydroxymandelic acid in a reaction medium of a lower aliphatic carboxylic acid or a water-containing lower aliphatic carboxylic acid. When the crystalline 4-hydroxymandelic acid is employed as the staring material, 4-hydroxyphenylacetic acid of high quality is obtained in high yields.

REFERENCES:
patent: 4198526 (1980-04-01), Edwards

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