Reaction of lithium dialkylcuprates with β-alkoxy and β-alkylthio αβ-unsaturated carbonyl compounds

Abstract

β-Alkoxy- and β-alkylthio-αβ-ethylenic esters and ketones are converted in high yield into β-alkyl-αβ-ethylenic esters and into ββ-dialkyl ketones using lithium dialkylcuprate reagents.