66387-70-0
6-溴-2-苯基-4H-苯并[d][1,3]噁嗪-4-酮
→
~76%
115754-65-9
3-amino-6-bromo-2-phenylquinazolin-4-one
5794-88-7
2-氨基-5-溴苯甲酸
98-88-4
苯甲酰氯