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发明人郭海燕,李文辉,马晓峰. "Method for the Synthesis of 2-(2-Methyl-6-oxo-4-(pyridin-4-yl)pyrimidin-1(6H)-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 117569755 B, 授权公告日 2024-03-13.
发明人郭海燕,张德明,郑宇鹏. "A Process for Preparing High-Purity 2-(2-Methyl-6-oxo-4-(pyridin-4-yl)pyrimidin-1(6H)-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 114659830 A, 授权公告日 2021-03-15.
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