Schröder R, Johansson L, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3692399 A1, 2023-09-13.
Mueller T, Hughes D C, Fischer A B. "Method for the Synthesis of Methyl 7-chloro-8-fluoro-4-hydroxyquinoline-2-carboxylate" [P]. US Patent, US 9314839 B2, 2021-10-26.
Klinger H, Lee S K, Yamamoto T. "A Process for Preparing High-Purity Methyl 7-chloro-8-fluoro-4-hydroxyquinoline-2-carboxylate" [P]. US Patent, US 11771907 B2, 2020-01-03.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2017, 1691, (12), 2771-2791.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2012, 902, (3), 5832-5857.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 7-chloro-8-fluoro-4-hydroxyquinoline-2-carboxylate Using HRMS and NMR". Anal. Chem., 2023, 347, (12), 3985-4007.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2025, 502, 1986-1993.