(E)-(S)-9-[(3S,3aR,5aS,7R,8aR,8bS)-7-(tert-Butyl-dimethyl-silanyloxy)-3-(2-hydroxy-ethyl)-3,3a,5a,6,7,8,8a,8b-octahydro-1H-as-indacen-(2Z)-ylidene]-8-methyl-9-phenyl-non-7-en-3-ol 在
间氯过氧苯甲酸 作用下,
以
二氯甲烷 为溶剂,
以78%的产率得到(3S,E)-8-((3S,3AR,5AS,7R,8AR,8BS)-7-(Tert-butyldimethylsilyloxy)-3-(2-hydroxyethyl)-3'-phenyl-3,3A,5A,6,7,8,8A,8B-octahydro-1H-spiro[AS-indacene-2,2'-oxirane]-3'-YL)non-7-EN-3-OL