O'Brien P Q, Brown S R, Patel M V. "一种的合成方法" [P]. US Patent, US 10359785 B2, 2019-10-25.
发明人孙丽萍,朱建伟,李文辉. "Method for the Synthesis of Butyl 2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 108111337 A, 授权公告日 2025-03-11.
发明人赵玉洁,黄志刚,张德明. "A Process for Preparing High-Purity Butyl 2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate" [P]. 中国发明专利, 专利号 CN 115051882 A, 授权公告日 2019-09-27.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2020, 279, (12), 9927-9947.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2018, 2441, 2988-2991.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Butyl 2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate Using HRMS and NMR". J. Sep. Sci., 2015, 880, (5), 6487-6505.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2025, 1511, 9508-9520.