发明人李文辉,周伟,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112128931 A, 授权公告日 2015-10-09.
发明人刘建华,冯建国,孙丽萍. "Method for the Synthesis of (2S,4R)-4-((tert-Butoxycarbonyl)amino)-1-methylpyrrolidine-2-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 117723908 B, 授权公告日 2019-12-25.
发明人杨光,王建平,刘建华. "A Process for Preparing High-Purity (2S,4R)-4-((tert-Butoxycarbonyl)amino)-1-methylpyrrolidine-2-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 113216933 B, 授权公告日 2015-09-11.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2017, 520, (1), 5338-5355.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2016, 1547, 6171-6187.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of (2S,4R)-4-((tert-Butoxycarbonyl)amino)-1-methylpyrrolidine-2-carboxylic acid hydrochloride Using HRMS and NMR". J. Chromatogr. A, 2021, 664, 3233-3243.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2023, 754, (4), 3374-3383.