Roberts E F, Mueller T, Fischer A B. "一种的合成方法" [P]. US Patent, US 9845874 B2, 2021-07-15.
Jørgensen K, Schröder R, Lefèvre J P. "Method for the Synthesis of Ethyl 6-chloro-2-oxo-1,2-dihydroquinoline-4-carboxylate" [P]. European Patent, EP 3102672 A1, 2025-03-12.
发明人韩伟,朱建伟,钱学锋. "A Process for Preparing High-Purity Ethyl 6-chloro-2-oxo-1,2-dihydroquinoline-4-carboxylate" [P]. 中国发明专利, 专利号 CN 109892763 B, 授权公告日 2017-12-27.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2010, 2104, (1), 454-464.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2010, 537, (2), 9090-9116.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 6-chloro-2-oxo-1,2-dihydroquinoline-4-carboxylate Using HRMS and NMR". Biomed. Chromatogr., 2011, 2301, (9), 1126-1135.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2018, 630, (7), 3642-3657.