(1S,2S,4aS,4bR,8aR,9R,10aS)-7,9-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methoxy-1,4a-dimethyl-1,3,4,4a,4b,5,8,9,10,10a-decahydro-2H-phenanthrene-8a-carbaldehyde 在
二异丁基氢化铝 作用下,
以
乙醚 为溶剂,
反应 1.0h,
以90%的产率得到[(1S,2S,4aS,4bR,8aS,9R,10aS)-7,9-Bis-(tert-butyl-dimethyl-silanyloxy)-2-methoxy-1,4a-dimethyl-1,3,4,4a,4b,5,8,9,10,10a-decahydro-2H-phenanthren-8a-yl]-methanol