Question: Carboxylic acids having a second carbonyl group two atoms away lose CO2 (decarboxylate.) through an intermediate enolate ion when treated with base. Write the mechanism

Carboxylic acids having a second carbonyl group two atoms away lose CO2 (decarboxylate.) through an intermediate enolate ion when treated with base. Write the mechanism of this decarboxylation reaction using curved arrows to show the electron flow in eachstep.

|| CHH, H20 CO2 NaOH CHCCH CH3C=CH2 2 An enolate ion

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