发明人高志强,朱建伟,杨光. "一种5-氯-2-(甲硫基)嘧啶-4-甲酸乙酯的合成方法" [P]. 中国发明专利, 专利号 CN 111928127 A, 授权公告日 2020-11-06.
发明人周伟,杨光,何建平. "Method for the Synthesis of Ethyl 5-Chloro-2-(methylthio)pyrimidine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 114585971 A, 授权公告日 2019-06-14.
发明人刘建华,郭海燕,张德明. "A Process for Preparing High-Purity Ethyl 5-Chloro-2-(methylthio)pyrimidine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 110755241 B, 授权公告日 2021-03-02.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of 5-氯-2-(甲硫基)嘧啶-4-甲酸乙酯 in Pharmaceutical Formulations". Talanta, 2014, 529, (9), 7641-7669.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-氯-2-(甲硫基)嘧啶-4-甲酸乙酯 as an Impurity". Food Chem., 2017, 1154, 9762-9770.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-Chloro-2-(methylthio)pyrimidine-4-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2023, 2122, (5), 6856-6862.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate 5-氯-2-(甲硫基)嘧啶-4-甲酸乙酯 Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2023, 2373, (7), 4900-4908.