81590-30-9
5-bromo-1H-pyrimidin-2-one,hydrobromide
+
74-88-4
甲基碘
→
~45%
14248-01-2
5-溴-1-甲基嘧啶-2(1H)-酮
63331-67-9
2-溴-1,1,3,3-四甲氧基丙烷
~15%
38353-06-9
5-溴-2-羟基嘧啶