Mueller T C, Nielsen H, Sørensen M. "一种的合成方法" [P]. European Patent, EP 3237656 A1, 2023-08-09.
Johnson M A, Hughes D C, Davis P L. "Method for the Synthesis of 2-Oxo-N-(pyridin-4-yl)-1,2-dihydropyridine-3-carboxamide" [P]. US Patent, US 11703797 B2, 2019-01-23.
发明人张德明,沈红梅,周伟. "A Process for Preparing High-Purity 2-Oxo-N-(pyridin-4-yl)-1,2-dihydropyridine-3-carboxamide" [P]. 中国发明专利, 专利号 CN 110604161 B, 授权公告日 2019-08-22.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2020, 991, 3005-3015.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2014, 2262, (5), 3092-3122.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 2-Oxo-N-(pyridin-4-yl)-1,2-dihydropyridine-3-carboxamide Using HRMS and NMR". Sci. Total Environ., 2012, 2048, (11), 9424-9449.