发明人张德明,赵玉洁,王建平. "Method for the Synthesis of Ethyl 2-methyl-5-(methylamino)thiazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 111422610 B, 授权公告日 2025-05-13.
发明人沈红梅,孙丽萍,张德明. "A Process for Preparing High-Purity Ethyl 2-methyl-5-(methylamino)thiazole-4-carboxylate" [P]. 中国发明专利, 专利号 CN 113309433 B, 授权公告日 2017-10-21.
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". Environ. Sci. Technol., 2010, 816, (10), 394-404.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2021, 252, (2), 6752-6775.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-methyl-5-(methylamino)thiazole-4-carboxylate Using HRMS and NMR". Chemosphere, 2024, 1959, (4), 1503-1523.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2012, 2311, (11), 1178-1203.