9-芴基甲基肼基甲酸酯 、 mitomycin A 以
甲醇 为溶剂,
以41%的产率得到9'-fluorenylmethyl (1aS-(1aα,8β,8aα,8bα))-(8-{[(aminocarbonyl)oxy]methyl}-1,1a,2,8,8a,8b-hexahydro-4-hydroxy-8a-methoxy-5-methyl-7-oxoazirino[2',3':3,4]pyrrolo[1,2-a]indol-6(7H)-ylidene)hydrazinecarboxylate