Kowalski A, Lefèvre J P, Martínez F. "一种的合成方法" [P]. European Patent, EP 3010224 A1, 2021-05-28.
发明人王建平,徐明华,冯建国. "Method for the Synthesis of 5-Bromo-4-chloro-2-(methylthio)thieno[2,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 114973801 A, 授权公告日 2019-03-02.
发明人李文辉,孙丽萍,陈志强. "A Process for Preparing High-Purity 5-Bromo-4-chloro-2-(methylthio)thieno[2,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 111485762 A, 授权公告日 2018-05-06.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2010, 685, 841-860.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2017, 568, 6527-6536.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 5-Bromo-4-chloro-2-(methylthio)thieno[2,3-d]pyrimidine Using HRMS and NMR". J. Agric. Food Chem., 2022, 2352, (1), 5893-5898.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2024, 2185, 8308-8318.