Allylated ketosulphides of benzothiazole as intermediates for stereoselective synthesis of allyl ketones, allyl thiiranes and dienes

Article abstract of DOI:10.1016/0040-4020(95)01030-0

α-Ketosulphides of benzothiazol 1 react with allylic carbonates in the presence of palladium acetate in dichloromethane under mild conditions affording α- and α,α-diallylated ketosulphides 2 in high yields. Reductive desulphurization of 2a-d with tributyl