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发明人高志强,郑宇鹏,王建平. "Method for the Synthesis of 4,6-Dimethoxynicotinonitrile" [P]. 中国发明专利, 专利号 CN 113657743 B, 授权公告日 2020-02-16.
发明人王建平,孙丽萍,赵玉洁. "A Process for Preparing High-Purity 4,6-Dimethoxynicotinonitrile" [P]. 中国发明专利, 专利号 CN 108618876 A, 授权公告日 2021-04-18.
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