发明人高志强,冯建国,胡光. "Method for the Synthesis of (3R)-rel-3-Methyl-5-oxopyrrolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113683400 A, 授权公告日 2024-05-28.
发明人孙丽萍,王建平,黄志刚. "A Process for Preparing High-Purity (3R)-rel-3-Methyl-5-oxopyrrolidine-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110536311 B, 授权公告日 2023-04-24.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2018, 1784, (8), 5997-6019.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2016, 1319, 2562-2567.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of (3R)-rel-3-Methyl-5-oxopyrrolidine-2-carboxylic acid Using HRMS and NMR". Sci. Total Environ., 2011, 691, (8), 6550-6554.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2013, 584, 6839-6860.