Intramolecular acylation of α-sulfinyl carbanion: A facile synthesis of (±)-pentenomycin I and (±)-epipentenomycin I

Article abstract of DOI:10.1016/0040-4039(91)80874-6

(±)-Pentenomycin I and (±)-epipentenomycin I were synthesized, starting from methyl 2,2-dimethyl-1,3-dioxolane-4-carboxylate. The key reaction involved the intramolecular acylation of α-sulfinyl carbanion and pyrolysis of the resulting product.