Brown S R, Yamamoto T, Davis P L. "Method for the Synthesis of 7-Amino-1-cyclopropyl-6-fluoro-5-(hydroxymethyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid" [P]. US Patent, US 11368634 B2, 2021-03-09.
发明人赵玉洁,杨光,李文辉. "A Process for Preparing High-Purity 7-Amino-1-cyclopropyl-6-fluoro-5-(hydroxymethyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113958367 B, 授权公告日 2017-01-04.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2021, 877, (4), 5495-5498.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2021, 1131, (7), 9867-9872.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 7-Amino-1-cyclopropyl-6-fluoro-5-(hydroxymethyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid Using HRMS and NMR". Biomed. Chromatogr., 2024, 1556, (4), 2006-2036.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2017, 1000, 3966-3988.