98-88-4
苯甲酰氯
+
38160-63-3
2-氨基-4-羟基苯甲酸
→
~88%
117979-55-2
(4-oxo-2-phenyl-3,1-benzoxazin-7-yl) benzoate
85915-62-4
7-hydroxy-2-phenyl-3,1-benzoxazin-4-one