[(2S,4aS,7R,7aR,10aS)-7-(tert-Butyl-diphenyl-silanyloxy)-6-methyl-2-phenyl-4,4a,7,7a-tetrahydro-furo[3',2':2,3]benzo[2,1-d][1,3]dioxin-(10E)-ylidene]-acetonitrile 在
二异丁基氢化铝 作用下,
以
甲苯 为溶剂,
反应 3.0h,
以50%的产率得到[(2S,4aS,7R,7aR,10aS)-7-(tert-Butyl-diphenyl-silanyloxy)-6-methyl-2-phenyl-4,4a,7,7a-tetrahydro-furo[3',2':2,3]benzo[2,1-d][1,3]dioxin-(10E)-ylidene]-acetaldehyde