35564-39-7
2-(4-amino-phenyl)-5-methyl-1,2-dihydro-pyrazol-3-one
+
77-78-1
硫酸二甲酯
→
69267-59-0
2-(4-氨基苯基)-1,2-二氢-1,5-二甲基-3H-吡唑-3-酮
23197-24-2
4-hydrazinylaniline