553-26-4
4,4'-联吡啶
→
~49%
53344-73-3
2-氯-4,4'-联吡啶
39182-30-4
1-oxido-4-pyridin-4-ylpyridin-1-ium
~45%
52311-42-9
4-(4-吡啶基)吡啶-2-胺