Abstract Warburganal, a drimane-type sesquiterpene dialdehyde which has potentcytotoxic, antifeedant, antibiotic and molluscicidal activities was isolated from
The stereoselective synthesis of (±)-9βH-pimara-7,19-diene
作者:Ben J.M. Jansen、Gert C. Schepers、Aede de Groot
DOI:10.1016/s0040-4020(01)80107-1
日期:1989.1
the acetate 4. Stereoselective alkylation of the silyl enol ether with [(1-chloroethyl)thio]benzene followed by oxidation and elimination of the sulfoxide group, gave 6 with the β-oriented vinyl group at C-13. A Wolff-Kishner reduction followed by dehydration afforded the title compound 8.