发明人杨光,刘建华,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117867272 A, 授权公告日 2018-02-03.
发明人徐明华,林芳,钱学锋. "Method for the Synthesis of 5-Chloro-2,4-difluoropyrimidine" [P]. 中国发明专利, 专利号 CN 109270436 B, 授权公告日 2019-05-10.
发明人张德明,李文辉,郭海燕. "A Process for Preparing High-Purity 5-Chloro-2,4-difluoropyrimidine" [P]. 中国发明专利, 专利号 CN 113786523 A, 授权公告日 2024-07-04.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2012, 1858, (8), 1592-1603.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2024, 1395, (8), 7420-7443.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chloro-2,4-difluoropyrimidine Using HRMS and NMR". Molecules, 2016, 1976, 3558-3586.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2018, 1312, (12), 2534-2544.