beta-ketoesters (pKa = 11) and beta-diesters (pKa = 13) also have lower pKa values compared to the simple ketones or esters due to the additional resonance stabilization by the alternate carbonyl group.

beta-ketoesters (pKa = 11) and beta-diesters (pKa = 13) also have lower pKa values compared to the simple ketones or esters due to the additional resonance stabilization by the alternate carbonyl group.