发明人马晓峰,罗永刚,周伟. "Method for the Synthesis of (2R,3R)-1-Methyl-5-oxo-2-(pyridin-3-yl)pyrrolidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108736856 B, 授权公告日 2021-12-01.
发明人何建平,陈志强,刘建华. "A Process for Preparing High-Purity (2R,3R)-1-Methyl-5-oxo-2-(pyridin-3-yl)pyrrolidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114515406 A, 授权公告日 2024-04-12.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2018, 1199, (8), 9963-9993.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2024, 2024, (8), 5910-5931.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of (2R,3R)-1-Methyl-5-oxo-2-(pyridin-3-yl)pyrrolidine-3-carboxylic acid Using HRMS and NMR". Phytochemistry, 2015, 2233, (2), 161-179.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2013, 1124, (10), 7690-7700.