Method for the preparation of 2-keto carboxylic acid

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United States of America Patent

PATENT NO 9879289
SERIAL NO

13321295

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Abstract

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The present invention refers to a method for the preparation of 2-keto carboxylic acid having the general formula R1—CO—COOH, wherein R1 is a branched alkyl group having 3 to 7 carbon atoms, or a salt thereof, comprising a fermentation step wherein a microorganism is grown in a culture medium in order to provide a culture broth containing 2-keto carboxylic acid or a salt thereof.

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Patent Owner(s)

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EVONIK OPERATIONS GMBHRELLINGHAUSER STRASSE 1-11 ESSEN 45128

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gerstmeir, Robert Werther, DE 5 25
Karau, Andreas Vieux Moulin, FR 34 134
Morin, Nicolas Venette, FR 11 12

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