Enantioselective Synthesis of Cuparane Sesquiterpenes. Synthesis of (−)-Cuparene and (−)-δ-Cuparenol
作者:Antonio Abad、Consuelo Agulló、Manuel Arnó、Ana C. Cuñat、M. Teresa García、Ramón. J. Zaragozá
DOI:10.1021/jo960463g
日期:1996.1.1
(-)-Cuparene land (-)-delta-cuparenol, two cuparane-type sesquiterpenoids, were synthesized from beta-cyclogeraniol in 47% and 27% overall yield, respectively, using a Katsuki-Sharpless asymmetric epoxidation, a pinacollic rearrangement, and a Robinson annulation as key synthetic steps.