(1R,5R,6S,7S,10R)-10-methyl-4-methylene-7-(1-methylethyl)-1-[(tert-butyldimethylsilyl)oxy]-5,6-epoxy-decahydro-naphthalene 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
以90%的产率得到(1R,5R,6S,7S,10R)-10-methyl-4-methylene-7-(1-methylethyl)-5,6-epoxy-decahydro-naphthalene-1-ol