855719-15-2
trifluoro-ethyl alcohol
+
38275-48-8
5-溴-2-甲磺酰基嘧啶
→
~72%
433683-47-7
5-溴-2-(2,2,2-三氟乙氧基)嘧啶
75-89-8
2,2,2-三氟乙醇
32779-37-6
2,5-二溴嘧啶
~50%