84547-84-2
4-溴-2-甲基-2H-吡唑-3-羧酸
→
~47%
84547-89-7
4-bromo-2-methyl-5-nitropyrazole-3-carboxylic acid
~42%
+
32683-45-7
4-bromo-1-methyl-3,5-dinitropyrazole
89607-12-5
4-bromo-1-methyl-3-nitropyrazole