20568-22-3
4-(dimethylamino)but-3-yn-2-one
+
100-63-0
苯肼
→
62235-99-8
N,N,5-trimethyl-2-phenylpyrazol-3-amine
62235-98-7
N,N,5-trimethyl-1-phenylpyrazol-3-amine