21091-98-5
(4-methylpiperazin-1-yl)-(4-nitrophenyl)methanone
→
~97%
55121-99-8
4-[(4-甲基-1-哌嗪基)羰基]苯胺
109-01-3
N-甲基哌嗪
+
122-04-3
氯化对硝基苯甲酰
62-23-7
对硝基苯甲酸
367-24-8
4-溴-2-氟苯胺