Cholest-4-en-6-one, 3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-, (3b)- 在
lithium aluminium tetrahydride 作用下,
以
四氢呋喃 为溶剂,
以85%的产率得到(3S,6S,8S,9S,10R,13R,14S,17R)-3-(tert-Butyl-dimethyl-silanyloxy)-17-((R)-1,5-dimethyl-hexyl)-10,13-dimethyl-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-6-ol