Stereoselective Allylation of 3-Oxo Amides

Abstract
Allylation of 2-methyl-3-oxo amides with allylzinc bromide or allylsilane in the presence of TiCl4 or n-Bu4NF provided both threo and erythro 3-allyl-3-hydroxy-2-methyl amides with high stereoselectivity.