(+)-(1R,2R,4S,4aS,8aS)-4-(acetyloxy)-1-(2-(acetyloxy)ethyl)-2,5,5,8a-tetramethyldecahydro-2-naphthalenyl acetate 在
lithium aluminium tetrahydride 作用下,
以
四氢呋喃 为溶剂,
以94%的产率得到(1S,3R,4R,4aS,8aS)-4-(2-hydroxyethyl)-3,4a,8,8-tetramethyldecahydronaphthalene-1,3-diol