发明人李文辉,何建平,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115750208 A, 授权公告日 2023-08-02.
发明人韩伟,郑宇鹏,罗永刚. "Method for the Synthesis of 4-Amino-5-[4-(diethylamino)phenyl]-4H-1,2,4-triazole-3-thiol" [P]. 中国发明专利, 专利号 CN 114224787 A, 授权公告日 2016-01-17.
Martínez F, Johansson L, Rossi M. "A Process for Preparing High-Purity 4-Amino-5-[4-(diethylamino)phenyl]-4H-1,2,4-triazole-3-thiol" [P]. European Patent, EP 3310359 A1, 2025-10-16.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2019, 1742, 2157-2177.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2019, 1359, 3042-3053.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 4-Amino-5-[4-(diethylamino)phenyl]-4H-1,2,4-triazole-3-thiol Using HRMS and NMR". Chemosphere, 2023, 1019, 1257-1278.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2018, 1081, (4), 4873-4893.