5-{(3aS,5R,6R,6aS)-5-(tert-Butyl-dimethyl-silanyloxy)-6-[(E)-(3S,5S)-3-(tert-butyl-dimethyl-silanyloxy)-5-methyl-non-1-enyl]-1,3a,4,5,6,6a-hexahydro-pentalen-2-yl}-pentanoic acid methyl ester 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 7.0h,
以26%的产率得到methyl <(1S,5S,6R,7R)-7-hydroxy-6-<(3S,5S,1E)-3-t-butyldimethylsilyloxy-5-methyl-1-nonenyl>bicyclo<3.3.0>oct-2-en-3-yl>-pentanoate