(4aS,6aS,6bR,8aR,9R,10S,12aS)-10-Acetoxy-9-acetoxymethyl-2,2,6a,6b,9,12a-hexamethyl-1,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b-hexadecahydro-2H-picene-4a-carboxylic acid methyl ester 在
lithium aluminium tetrahydride 作用下,
以
四氢呋喃 为溶剂,
反应 6.0h,
生成 (3S,4R,4aR,6aR,6bS,8aS,14aR,14bS)-4,8a-Bis-hydroxymethyl-4,6a,6b,11,11,14b-hexamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,14a,14b-octadecahydro-picen-3-ol