发明人胡光,马晓峰,赵玉洁. "Method for the Synthesis of 5-(ethylamino)-1,3-thiazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115393252 A, 授权公告日 2025-10-25.
发明人刘建华,徐明华,胡光. "A Process for Preparing High-Purity 5-(ethylamino)-1,3-thiazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113560474 B, 授权公告日 2025-10-16.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of 5-(ethylamino)-1,3-thiazole-4-carboxylic acid in Pharmaceutical Formulations". Food Chem., 2015, 1874, (7), 3606-3611.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of 5-(ethylamino)-1,3-thiazole-4-carboxylic acid as an Impurity". Anal. Chim. Acta, 2025, 1247, (3), 6784-6803.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 5-(ethylamino)-1,3-thiazole-4-carboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2013, 2134, (1), 6479-6502.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate 5-(ethylamino)-1,3-thiazole-4-carboxylic acid Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2025, 1278, (1), 7353-7370.