(4aR,4aR,7aS)-7a-[(S)-4-(tert-butyl-dimethylsilanyloxy)hept-6-enyl]-2,4-dimethyl-1-(2,2,2-trifluoroacetyl)-octahydro-cyclopenta[c]pyridazin-3-one 在
六甲基磷酰三胺 、 samarium diiodide 作用下,
以
四氢呋喃 为溶剂,
以98%的产率得到(R)-2-[(1R,2S)-2-[(S)-4-(tert-butyl-dimethylsilanyloxy)-hept-6-enyl]-2-(2,2,2-trifluoroacetylamino)-cyclopentyl]-N-methyl-propionamide