6-Allyl-3-(tert-butyl-dimethyl-silanyloxy)-6-methyl-7-vinyl-1,2,3,6-tetrahydro-9-oxa-dicyclopenta[a,g]naphthalen-10-one 在
RuCl2(1,3-dimesityl-imidazolidin-2-yl)(PCy3)(=CHPh) 、 selenium(IV) oxide 作用下,
以
1,4-二氧六环 、
二氯甲烷 为溶剂,
反应 6.5h,
生成 (5bR,6S)-3-(tert-Butyl-dimethyl-silanyloxy)-6-hydroxy-5b-methyl-2,3,5b,6-tetrahydro-1H-10-oxa-cyclopenta[j]acephenanthrylen-11-one