Process for the preparation of esters of 4-fluorosubstituted 3-oxo-alcanoic acids

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United States of America Patent

PATENT NO 8481778
APP PUB NO 20110301378A1
SERIAL NO

12673030

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Abstract

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Esters of 4-fluorosubstituted 3-oxo-alcanoic acids can be prepared by addition reaction of ketene with the respective acid chloride, subsequent esterification and hydrodechlorination. Preferred reaction products are esters of 4,4-difluoro-3-oxo-butanoic acid.

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SOLVAY (SOCIETE ANONYME)33 RUE DU PRINCE ALBERT BRUSSELS B-1050

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Inventor Name Address # of filed Patents Total Citations
Braun, Max Josef Wedemark, DE 15 18

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