methyl 1-methyl-6,8-dioxo-7-phenyl-2,3,7-triazabicyclo[3.3.0]oct-3-ene-4-carboxylate 在
N-碘代丁二酰亚胺 作用下,
以
溶剂黄146 为溶剂,
反应 0.5h,
生成 methyl exo-6-iodo-1-methyl-2,4-dioxo-3-phenyl-3-azabicyclo[3.1.0]hexane-6-carboxylate 、 methyl endo-6-iodo-1-methyl-2,4-dioxo-3-phenyl-3-azabicyclo[3.1.0]hexane-6-carboxylate