发明人郑宇鹏,钱学锋,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114350418 A, 授权公告日 2024-02-07.
发明人沈红梅,赵玉洁,马晓峰. "Method for the Synthesis of Ethyl 7-methoxycinnoline-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110205953 B, 授权公告日 2015-07-20.
发明人钱学锋,唐晓军,罗永刚. "A Process for Preparing High-Purity Ethyl 7-methoxycinnoline-3-carboxylate" [P]. 中国发明专利, 专利号 CN 111756903 B, 授权公告日 2018-06-05.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2022, 1907, (2), 2246-2275.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2025, 1468, (8), 7732-7758.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 7-methoxycinnoline-3-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2012, 1854, 4209-4228.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2013, 967, (9), 425-429.