发明人罗永刚,胡光,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108140874 A, 授权公告日 2018-05-28.
发明人杨光,黄志刚,徐明华. "Method for the Synthesis of 5-Oxo-5H-thiazolo[3,2-a]pyrimidine-7-carbohydrazide" [P]. 中国发明专利, 专利号 CN 111413876 A, 授权公告日 2021-11-09.
发明人周伟,刘建华,钱学锋. "A Process for Preparing High-Purity 5-Oxo-5H-thiazolo[3,2-a]pyrimidine-7-carbohydrazide" [P]. 中国发明专利, 专利号 CN 111008154 B, 授权公告日 2023-03-04.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2023, 242, (3), 6327-6354.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2011, 2253, (7), 5411-5414.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 5-Oxo-5H-thiazolo[3,2-a]pyrimidine-7-carbohydrazide Using HRMS and NMR". Anal. Chim. Acta, 2013, 107, (9), 9139-9167.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2013, 1985, (6), 755-768.