Methyl 11-methyl-6,12-dioxo-5-azatricyclo[8.3.0.01,5]tridec-10-ene-13-carboxylate 在
cerium(III) chloride heptahydrate 、
氧气 作用下,
以
异丙醇 为溶剂,
反应 20.0h,
生成 methyl (1R,13R)-13-hydroxy-11-methyl-6,12-dioxo-5-azatricyclo[8.3.0.01,5]tridec-10-ene-13-carboxylate 、 methyl (1R,13S)-13-hydroxy-11-methyl-6,12-dioxo-5-azatricyclo[8.3.0.01,5]tridec-10-ene-13-carboxylate