PREPARATION OF CIS-2-ALKENOIC ACIDS
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United States of America Patent
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Jan 4, 2024
app pub date -
Nov 30, 2021
filing date -
Dec 1, 2020
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Abstract
A process for the preparation of cis-2-alkenoic acid or an alkali metal salt thereof, comprising rearranging 1,3-dibromo-2-alkanone in an alkaline environment in the presence of a catalytically effective amount of an alkali metal salt of cis-2-alkenoic acid, and isolating from the reaction mixture cis-2-alkenoic acid, either in the form of the free acid or in the form of the alkali metal salt.
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