发明人刘建华,马晓峰,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113851923 A, 授权公告日 2021-10-06.
发明人郑宇鹏,郭海燕,徐明华. "Method for the Synthesis of 5-[(5-Amino-1,3,4-thiadiazol-2-yl)methyl]-1,3,4-thiadiazol-2-ylamine oxalate" [P]. 中国发明专利, 专利号 CN 117335432 B, 授权公告日 2022-03-01.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2011, 1444, 6851-6880.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2023, 1649, 39-47.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 5-[(5-Amino-1,3,4-thiadiazol-2-yl)methyl]-1,3,4-thiadiazol-2-ylamine oxalate Using HRMS and NMR". Phytochemistry, 2015, 1908, (4), 6233-6239.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2022, 843, (7), 2384-2392.