发明人胡光,林芳,郭海燕. "Method for the Synthesis of 4-[N-Methyl-1-(pyridin-4-yl)formamido]butanoic acid" [P]. 中国发明专利, 专利号 CN 108654438 A, 授权公告日 2024-07-18.
发明人郑宇鹏,张德明,王建平. "A Process for Preparing High-Purity 4-[N-Methyl-1-(pyridin-4-yl)formamido]butanoic acid" [P]. 中国发明专利, 专利号 CN 114806010 B, 授权公告日 2022-05-12.
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