发明人徐明华,刘建华,沈红梅. "Method for the Synthesis of 2-(4-Methyl-6-oxo-2-(propylthio)-1,6-dihydropyrimidin-5-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 111354996 A, 授权公告日 2018-09-12.
发明人罗永刚,沈红梅,朱建伟. "A Process for Preparing High-Purity 2-(4-Methyl-6-oxo-2-(propylthio)-1,6-dihydropyrimidin-5-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 112839984 B, 授权公告日 2015-10-22.
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