57124-21-7
5-chloro-2-trifluoromethyl-4-quinolinol
+
57124-20-6
7-氯-4-羟基-2-三氟甲基喹啉
→
57124-22-8
4-bromo-5-chloro-2-trifluoromethylquinoline
57124-19-3
4-溴-7-氯-2-(三氟甲基)喹啉