发明人何建平,冯建国,李文辉. "Method for the Synthesis of 9-Methylacridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111906440 B, 授权公告日 2019-06-21.
发明人林芳,郭海燕,王建平. "A Process for Preparing High-Purity 9-Methylacridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113736477 B, 授权公告日 2021-11-01.
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