3-azido-4-(3-benzyloxycarbonyl-3-diazo-2-oxopropyl)-azetidin-2-one 在
Rhodium acetate 氮 作用下,
以
苯 为溶剂,
反应 0.75h,
以to provide benzyl 6-azido-1-azabicyclo[3.2.0]heptan-3,7-dione-2-carboxylate的产率得到benzyl 6-azido-1-azabicyclo[3.2.0]heptan-3,7-dione-2-carboxylate