发明人罗永刚,陈志强,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114103011 A, 授权公告日 2021-08-14.
发明人唐晓军,林芳,李文辉. "Method for the Synthesis of Ethyl 5-amino-2-chloropyrimidine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 114687239 B, 授权公告日 2025-11-20.
发明人李文辉,钱学锋,何建平. "A Process for Preparing High-Purity Ethyl 5-amino-2-chloropyrimidine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 112693566 B, 授权公告日 2017-05-19.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2012, 714, (2), 5325-5328.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2014, 1250, (7), 5960-5988.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-amino-2-chloropyrimidine-4-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2019, 1706, (4), 8222-8243.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2020, 90, (7), 2600-2614.