108-24-7
乙酸酐
+
89-77-0
2-氨基-4-氯苯甲酸
→
~98%
708-73-6
7-chloro-2-methyl-3,1-benzoxazin-4-one
66909-52-2
2,4-dichlorobenzoic acid potassium salt
50-84-0
2,4-二氯苯甲酸