68-12-2
N,N-二甲基甲酰胺
+
33641-15-5
5-羟基-1-甲基吡唑
→
~77%
117007-77-9
1H-吡唑-4-甲醛, 5-氯-1-甲基-
10234-66-9
1-甲基-1H-吡唑-5(4h)-酮
~70%
1027329-25-4
5-chloro-N-methoxy-N,1-dimethylpyrazole-4-carboxamide
~41%
930-36-9
N-甲基吡唑