10199-60-7
ethyl 2-(3,5-dimethyl-1H-pyrazol-1-yl)acetate
→
~86%
64019-58-5
2-(3,5-二甲基-1H-吡唑-1-基)乙酰肼
123-54-6
乙酰丙酮
67-51-6
3,5-二甲基吡唑