104-90-5
5-乙基-2-甲基-吡啶
+
88-74-4
2-硝基苯胺
→
~85%
67273-43-2
2-(5-ethylpyridin-2-yl)-1H-benzimidazole
770-08-1
5-乙基吡啶-2-羧酸
95-54-5
1,2-苯二胺
~76%
~49%