[(2R)-2-[(1R,2R,3S,4aS,6R,7S)-4a-cyano-1,7-dimethoxy-3,6-dimethyl-2,3,4,5,6,7-hexahydro-1H-naphthalen-2-yl]-2-methoxypropyl] acetate 在
间氯过氧苯甲酸 作用下,
以
二氯甲烷 为溶剂,
反应 3.5h,
以96%的产率得到[(2R)-2-[(1aR,2S,3R,4aR,6S,7R,8R,8aR)-4a-cyano-2,8-dimethoxy-3,6-dimethyl-1a,2,3,4,5,6,7,8-octahydronaphtho[1,8a-b]oxiren-7-yl]-2-methoxypropyl] acetate