发明人杨光,林芳,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115745809 A, 授权公告日 2024-06-23.
发明人郭海燕,徐明华,沈红梅. "Method for the Synthesis of 4-Chloro-1-(4-methoxy-benzyl)-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid amide" [P]. 中国发明专利, 专利号 CN 109673098 B, 授权公告日 2023-12-27.
发明人孙丽萍,赵玉洁,陈志强. "A Process for Preparing High-Purity 4-Chloro-1-(4-methoxy-benzyl)-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid amide" [P]. 中国发明专利, 专利号 CN 108284775 B, 授权公告日 2025-02-16.
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