77278-62-7
4-(吡啶-2-基)哌嗪-1-羧酸叔丁酯
→
~97%
34803-66-2
1-(2-吡啶基)哌嗪
158399-58-7
ethyl-4-(2-pyridyl)-1-piperazine carboxylate
~91%
110-85-0
哌嗪
+
109-09-1
2-氯吡啶
~77%
~76%
64728-49-0
1,4-双(2-吡啶基)哌嗪
109-04-6
邻溴吡啶
~54%