This article summarized the synthesis methods and uses of chlorobenzoic acids such as o-chlorobenzoic acid,m-chloroben-zoic acid and p-chlorobenzoic acid.

• 本文综述了邻氯苯甲酸、间氯苯甲酸、对氯苯甲酸这三种氯代苯甲酸的用途和合成方法。