186581-53-3
重氮甲烷
+
18874-52-7
5-溴-2-甲基-4-硝基-1H-咪唑
→
~71%
21431-58-3
4-bromo-1,2-dimethyl-5-nitroimidazole
77-78-1
硫酸二甲酯
~24%
21117-52-2
5-bromo-1,2-dimethyl-4-nitroimidazole