Fischer A B, Mueller T, Brown S R. "一种的合成方法" [P]. US Patent, US 9890374 B2, 2019-09-25.
发明人唐晓军,刘建华,黄志刚. "Method for the Synthesis of Methyl 6-nitro-4-oxo-1,4-dihydroquinoline-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117410827 B, 授权公告日 2025-01-14.
发明人胡光,沈红梅,朱建伟. "A Process for Preparing High-Purity Methyl 6-nitro-4-oxo-1,4-dihydroquinoline-2-carboxylate" [P]. 中国发明专利, 专利号 CN 115860962 B, 授权公告日 2022-03-20.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2013, 2014, 4918-4935.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2025, 2038, 2981-2986.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 6-nitro-4-oxo-1,4-dihydroquinoline-2-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2023, 1426, 1954-1958.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2025, 1518, (6), 3731-3734.