发明人朱建伟,马晓峰,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117898494 A, 授权公告日 2023-03-16.
发明人高志强,唐晓军,林芳. "Method for the Synthesis of N-Carbamoyl-2-(4-oxo-2-(2-(2-oxo-2,3-dihydrothiazol-4-yl)hydrazineyl)-4,5-dihydrothiazol-5-yl)acetamide" [P]. 中国发明专利, 专利号 CN 109916373 A, 授权公告日 2016-01-21.
发明人王建平,孙丽萍,李文辉. "A Process for Preparing High-Purity N-Carbamoyl-2-(4-oxo-2-(2-(2-oxo-2,3-dihydrothiazol-4-yl)hydrazineyl)-4,5-dihydrothiazol-5-yl)acetamide" [P]. 中国发明专利, 专利号 CN 117272243 B, 授权公告日 2022-10-13.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2010, 355, 9157-9177.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2020, 676, (1), 5585-5603.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of N-Carbamoyl-2-(4-oxo-2-(2-(2-oxo-2,3-dihydrothiazol-4-yl)hydrazineyl)-4,5-dihydrothiazol-5-yl)acetamide Using HRMS and NMR". Chemosphere, 2014, 2385, (12), 2349-2364.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2016, 1248, (6), 5037-5046.