74-88-4
甲基碘
→
~63%
287922-71-8
4-溴-1-甲基-1H-吡唑-3-甲腈
84547-86-4
4-溴-1-甲基-1H-吡唑-3-羧酸
384812-85-5
4-bromo-1-methyl-1H-pyrazole-3-carboxamide
81303-57-3
3-Cyano-1-methyl-1H-pyrazole-4-carboxylic acid