Abstract
The thermal and thermocatalytic reaction of alkyl diazoacetates with allene gas at 125–280° in a reactor of the flow type proceeds to give the esters of methylenecyclopropanecarboxylic acid in up to 50% yield, whose saponification with aqueous alcoholic alkali solution gives 2-methylenecyclopropanecarboxylic acid in up to 80% yield.
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More From: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science
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