发明人冯建国,徐明华,何建平. "Method for the Synthesis of 3-Cyano-2,4-dichlorobenzoic acid" [P]. 中国发明专利, 专利号 CN 110787153 A, 授权公告日 2017-01-02.
发明人冯建国,李文辉,胡光. "A Process for Preparing High-Purity 3-Cyano-2,4-dichlorobenzoic acid" [P]. 中国发明专利, 专利号 CN 114858387 A, 授权公告日 2024-04-06.
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