Kowalski A, Nowak P, Nielsen H. "Method for the Synthesis of 4-Methyl-2-oxo-1,2-dihydroquinoline-7-carboxylic acid" [P]. European Patent, EP 3523699 A1, 2023-01-22.
发明人郑宇鹏,孙丽萍,韩伟. "A Process for Preparing High-Purity 4-Methyl-2-oxo-1,2-dihydroquinoline-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115729274 B, 授权公告日 2023-02-22.
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". J. Agric. Food Chem., 2018, 248, (11), 1534-1539.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2023, 874, (6), 2739-2759.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 4-Methyl-2-oxo-1,2-dihydroquinoline-7-carboxylic acid Using HRMS and NMR". Anal. Chim. Acta, 2012, 80, 4145-4159.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2024, 511, (9), 1114-1136.