Ƙirƙiri wani nau'i mai rikitarwa na wannan jumla Claisen sake sakewa'' yana ci gaba ta hanyar dumama allylic alcohols a gaban'' N, N -'' dimethylacetamide dimethyl acetal don samar da γ, δ - amide maras kyau.
Tabbas, mafi mahimmancin jumlar ita ce " Claisen sake sakewa'' yana fitowa daga allylic alcohol zuwa γ, δ - unsaturated amide, kuma Albert Eschenmoser ya ci gaba da shi a 1964. "