ethyl (1S,5S,6R,8R,10R,12S)-4-acetyl-10,12-diacetyloxy-7-benzyl-3-oxo-2-oxa-4,7-diazatricyclo[6.3.1.01,5]dodecane-6-carboxylate 在
palladium 10% on activated carbon 、
氢气 作用下,
以
甲醇 为溶剂,
反应 2.0h,
以98%的产率得到ethyl (1S,5S,6R,8R,10R,12S)-4-acetyl-10,12-diacetyloxy-3-oxo-2-oxa-4,7-diazatricyclo[6.3.1.01,5]dodecane-6-carboxylate