371-14-2
4-氟苯肼
+
3788-94-1
2-乙氧亚甲基乙酰乙酸乙酯
→
288252-73-3
ETHYL 1-(4-FLUOROPHENYL)-5-METHYL-1H-PYRAZOLE-4-CARBOXYLATE
217073-76-2
1-(4-氟苯基)-5-甲基-1H-吡唑-4-羧酸