109-09-1
2-氯吡啶
+
1666-13-3
二苯基二硒醚
→
~97%
87803-47-2
2-phenylselanylpyridine
5029-67-4
2-碘吡啶
~96%
109-04-6
邻溴吡啶
108-86-1
溴代苯