发明人何建平,陈志强,林芳. "Method for the Synthesis of 1-(3-Cyanopropyl)pyridinium chloride" [P]. 中国发明专利, 专利号 CN 114523995 A, 授权公告日 2021-06-17.
发明人黄志刚,赵玉洁,马晓峰. "A Process for Preparing High-Purity 1-(3-Cyanopropyl)pyridinium chloride" [P]. 中国发明专利, 专利号 CN 113134166 B, 授权公告日 2022-02-21.
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