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发明人徐明华,马晓峰,冯建国. "Method for the Synthesis of 3-(2-Amino-4,6-dioxo-3,4,5,6-tetrahydropteridin-7-yl)-2-hydroxyacrylic acid" [P]. 中国发明专利, 专利号 CN 111691295 B, 授权公告日 2025-07-14.
发明人高志强,朱建伟,郑宇鹏. "A Process for Preparing High-Purity 3-(2-Amino-4,6-dioxo-3,4,5,6-tetrahydropteridin-7-yl)-2-hydroxyacrylic acid" [P]. 中国发明专利, 专利号 CN 117936559 B, 授权公告日 2021-01-16.
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