Johnson M A, Klinger H, Davis P L. "一种的合成方法" [P]. US Patent, US 10540926 B2, 2016-07-09.
发明人郑宇鹏,沈红梅,刘建华. "Method for the Synthesis of 1-(2-Oxo-2-(pyridin-3-ylamino)ethyl)cyclopentane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113382607 A, 授权公告日 2021-08-25.
发明人郑宇鹏,唐晓军,何建平. "A Process for Preparing High-Purity 1-(2-Oxo-2-(pyridin-3-ylamino)ethyl)cyclopentane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110333475 B, 授权公告日 2025-05-05.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2024, 2472, (4), 4440-4452.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2021, 1665, 9630-9649.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Oxo-2-(pyridin-3-ylamino)ethyl)cyclopentane-1-carboxylic acid Using HRMS and NMR". J. Sep. Sci., 2012, 975, (12), 7796-7818.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2016, 1023, (11), 1741-1759.