1072-68-0
1,4-二甲基吡唑
+
127842-10-8
3,5-Dichloro-1,4-dimethyl-1H-pyrazole
→
~94%
127842-11-9
5-chloro-1,4-dimethylpyrazole
54367-66-7
5-氯- 1 -甲基- 1H-吡唑-4-羧酸