发明人罗永刚,郑宇鹏,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115670767 A, 授权公告日 2015-11-12.
发明人何建平,徐明华,刘建华. "Method for the Synthesis of 1-Ethyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111795774 B, 授权公告日 2017-03-10.
发明人胡光,郑宇鹏,李文辉. "A Process for Preparing High-Purity 1-Ethyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114175715 B, 授权公告日 2025-03-09.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2015, 950, (9), 8569-8576.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2018, 1247, (12), 1686-1706.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 1-Ethyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2024, 232, 4331-4357.