Preparation of hydroquinone monocarboxylates

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United States of America Patent

PATENT NO 5183928
SERIAL NO

07163196

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Abstract

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A hydroquinone monocarboxylate, e.g., hydroquinone monoacetate, is facilely prepared by disproportionating/reacting a stoichiometric excess of a hydroquinone dicarboxylate, e.g., hydroquinone diacetate, with hydroquinone, optionally in the presence of a strong acid/transesterification catalyst.

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Patent Owner(s)

Patent OwnerAddress
RHONE-POULENC SPECIALITIES CHIMIQUESCOURBEVOIE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ratton, Serge Villefontaine, FR 26 50

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