1193-21-1
4,6-二氯嘧啶
+
1120-87-2
4-溴吡啶
→
~61%
89508-48-5
4,6-dichloro-2-pyridin-4-ylpyrimidine
204394-76-3
2-(pyridin-4-yl)pyrimidine-4,6-diol
~19%