发明人徐明华,张德明,郭海燕. "Method for the Synthesis of 5-(2,4-dioxohexahydropyrimidin-1-yl)-2,4-dimethyl-benzoic acid" [P]. 中国发明专利, 专利号 CN 117729342 B, 授权公告日 2024-10-02.
发明人沈红梅,冯建国,胡光. "A Process for Preparing High-Purity 5-(2,4-dioxohexahydropyrimidin-1-yl)-2,4-dimethyl-benzoic acid" [P]. 中国发明专利, 专利号 CN 108432599 B, 授权公告日 2025-07-26.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2019, 1602, (11), 9944-9948.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2013, 1805, 4122-4136.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 5-(2,4-dioxohexahydropyrimidin-1-yl)-2,4-dimethyl-benzoic acid Using HRMS and NMR". Anal. Chim. Acta, 2024, 161, (4), 3998-4019.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2018, 1767, (11), 5925-5941.