Process for preparation of 4- and 5-ketocarboxylic acids
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United States of America Patent
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Apr 7, 1992
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N/A
app pub date -
May 1, 1990
filing date -
May 1, 1990
priority date (Note) -
Expired
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Abstract
This invention is a novel synthesis of 4-and 5-ketocarboxylic acids which includes the reaction of the appropriate delta- or gamma-lactone with a chromosulfuric acid solution and separating the 4- or 5-ketocarboxylic acid product from the reduced solution.
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