发明人郑宇鹏,陈志强,郭海燕. "一种3-((1-甲基-1H-吡唑并[3,4-d]嘧啶-4-基)氨基)苯甲酸的合成方法" [P]. 中国发明专利, 专利号 CN 117635617 A, 授权公告日 2024-07-24.
Stevens L M, Chen K W, Davis P L. "Method for the Synthesis of 3-((1-Methyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)amino)benzoic acid" [P]. US Patent, US 11985060 B2, 2022-11-10.
发明人杨光,朱建伟,李文辉. "A Process for Preparing High-Purity 3-((1-Methyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 112771592 B, 授权公告日 2022-02-23.
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