发明人黄志刚,钱学锋,杨光. "一种2-(2-羟基-3-吡啶基)乙酸的合成方法" [P]. 中国发明专利, 专利号 CN 108484398 A, 授权公告日 2023-02-25.
发明人朱建伟,张德明,郑宇鹏. "Method for the Synthesis of 2-(2-Hydroxy-3-pyridyl)acetic Acid" [P]. 中国发明专利, 专利号 CN 109839370 A, 授权公告日 2016-02-26.
发明人周伟,孙丽萍,张德明. "A Process for Preparing High-Purity 2-(2-Hydroxy-3-pyridyl)acetic Acid" [P]. 中国发明专利, 专利号 CN 117281167 A, 授权公告日 2017-12-03.
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