4,4’ -2,2'-二溴联吡啶
4,4'-Dibromo-2,2'-bipyridyl

1,3-丙二磺酰氯
Propane-1,3-di(sulfonyl chloride)

对甲苯磺酸酐
P-Toluenesulfonic anhydride

2,3-二氰基吡啶
Pyridine-2,3-dicarbonitrile

对甲基苯甲腈
p-Tolunitrile

三甲基硅醇锂
Lithium trimethylsilanolate