发明人沈红梅,冯建国,刘建华. "Method for the Synthesis of 2-(2-Cyano-6-formylpyridin-4-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 112178894 B, 授权公告日 2021-06-20.
发明人冯建国,黄志刚,张德明. "A Process for Preparing High-Purity 2-(2-Cyano-6-formylpyridin-4-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 115689551 B, 授权公告日 2022-02-02.
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