32282-06-7
N2-乙基-2,3-吡啶二胺
+
78686-86-9
5-溴-2-氯-3-吡啶羰酰氯
→
~69%
380378-90-5
5-溴-2-氯-n-[2-(乙氨基)-3-吡啶基]-3-吡啶羧胺
104612-36-4
2-羟基-5-溴烟酸
~68%