14678-87-6
5-氨基-1-(4-氯苯基)-1H-吡唑-4-羧酸乙酯
→
~83%
110821-36-8
5-氯-1-(4-氯苯基)-1H-吡唑-4-羧酸乙酯
98476-27-8
5-氰基-1-(4-氯苯基)-1H-吡唑-4-羧酸乙酯