Rossi M, Björnsson E, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3286491 A1, 2017-10-24.
发明人沈红梅,郑宇鹏,陈志强. "Method for the Synthesis of 1-Ethyl-6-fluoro-7-(4-methylpiperidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113904099 A, 授权公告日 2015-02-24.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2011, 741, (7), 7122-7128.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2024, 1060, (1), 9212-9237.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 1-Ethyl-6-fluoro-7-(4-methylpiperidin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Using HRMS and NMR". J. Agric. Food Chem., 2016, 2391, 888-918.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2021, 1099, 3909-3939.