(2R,3S,4R,5S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-hexadecahydro-20-oxa-cyclopropa[2,3]cyclopenta[a]phenanthrene-4,5-diol 在
lithium aluminium deuteride 作用下,
以
四氢呋喃 为溶剂,
反应 3.0h,
以85%的产率得到(2S,3R,4R,5S,8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-((R)-6-methylheptan-2-yl)hexadecahydro-5H-cyclopenta[a]phenanthrene-2-d-3,4,5-triol