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发明人徐明华,陈志强,胡光. "Method for the Synthesis of 2-Chloro-5-((2-chloropyrimidin-4-yl)(methyl)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 113991713 A, 授权公告日 2020-03-04.
发明人郭海燕,刘建华,冯建国. "A Process for Preparing High-Purity 2-Chloro-5-((2-chloropyrimidin-4-yl)(methyl)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 108704291 A, 授权公告日 2020-01-25.
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