875258-18-7
ethyl (4-bromo-3-nitrophenyl)acetate
+
110-46-3
亚硝戊酯
→
~27%
651780-27-7
6-溴苯并异恶唑-3-甲酸乙酯
199328-35-3
4-溴-2-硝基苯乙酸乙酯