(E)-5-[(1S,4aS,5R,8aS)-5-(3-Hydroxy-propyl)-2,5,8a-trimethyl-1,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-yl]-3-methyl-pent-2-enoic acid methyl ester 在
吡啶 、
四氧化锇 作用下,
以
四氢呋喃 为溶剂,
生成 (E)-5-{(1R,2S,3R,4aS,5R,8aS)-2-Hydroxy-2,5,8a-trimethyl-3-((S)-3,3,3-trifluoro-2-methoxy-2-phenyl-propionyloxy)-5-[3-((S)-3,3,3-trifluoro-2-methoxy-2-phenyl-propionyloxy)-propyl]-decahydro-naphthalen-1-yl}-3-methyl-pent-2-enoic acid methyl ester