Preparation process for aromatic hydroxycarboxylic acid

Details Preparation process for aromatic hydroxycarboxylic acid Preparation process for aromatic hydroxycarboxylic acid

1989-11-21

1990-08-21

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

C07C 5115

Patent

active

049507818

ABSTRACT:
A process for the preparation of aromatic hydroxycarboxylic acids by reacting alkali metal salts of phenol with carbon dioxide in organic phosphine oxides containing straight or branched alkyl groups having from 1 to 8 carbon atoms and phenyl groups.

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