Process for preparing polycarboxylic acid

Details Process for preparing polycarboxylic acid Process for preparing polycarboxylic acid

1986-04-07

1989-05-23

Lone, Werren B.

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

Organic compounds

Carboxylic acids and salts thereof

562524, 562525, C07C 5116

Patent

active

048332720

ABSTRACT:
Disclosed is a process for preparing a polycarboxylic acid, the process comprising subjecting a Diels-Alder reaction product of maleic anhydride and a diene and/or the corresponding acid to oxidative cleavage using hydrogen peroxide in the presence of at least one catalyst selected from the group consisting of tungstic acid, molybdic acid and heteropoly acids thereof.

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