(5aR,6R,7R,8aR)-1-benzyl-5-p-toluenesulphonyl-1,3,3a,5a,6,7,8a,8b-octahydro-6,7-isopropylidenedioxy-4H-furo[2',3':5,6]pyrido[4,3-c]isoxazole 在
palladium on activated charcoal
环己烯 作用下,
以
吡啶 、
乙醇 为溶剂,
生成 (2R,3R,3aR,6R,7S,7aR)-4-p-toluenesulphonyl-6-acetoxy-7-N-acetylamino-2,3,3a,6,7,7a-hexahydro-2,3-isopropylidenedioxy-5H-furo[3,2-b]pyridine