21203-78-1
2-溴-6-硝基吡啶
→
~96%
144100-07-2
2-溴-6-氟吡啶
109-04-6
邻溴吡啶
~59%
372-48-5
2-氟吡啶
+
626-05-1
2,6-二溴吡啶