Process for preparing 2,6-dialkylphenylacetic acids

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United States of America Patent

PATENT NO 11691938
SERIAL NO

17045939

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Abstract

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The invention relates to a multi-stage process for preparing 2,6-dialkylphenylacetic acids of the general formula (I) by reacting 2,6-dialkylbromobenzenes with (1) magnesium, (2) a formamide, (3) an acid, (4) hydrogenation of the benzaldehyde obtained, (5) activation of the benzyl alcohol obtained, (6) cyanation of the activated benzyl alcohol and (7) hydrolysis of the nitrile obtained.

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Patent Owner(s)

Patent OwnerAddress
BAYER AKTIENGESELLSCHAFT51371 LEVERKUSEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brohm, Dirk Mettmann, DE 18 45
Himmler, Thomas Odenthal, DE 109 393
Moradi, Wahed Ahmed Monheim, DE 55 219

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