1234737-38-2
→
~99%
437701-80-9
1H-吡唑-4-羧酰胺
37622-90-5
4-吡唑甲酸乙酯
37718-11-9
1H-吡唑-4-甲酸
N/A
89280-01-3
1-methylpyrazole-4-carboxamide