发明人徐明华,何建平,陈志强. "Method for the Synthesis of 3-Ethyl-2-oxo-1,2-dihydropyridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109182391 A, 授权公告日 2016-01-03.
发明人唐晓军,徐明华,朱建伟. "A Process for Preparing High-Purity 3-Ethyl-2-oxo-1,2-dihydropyridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116237750 A, 授权公告日 2024-10-14.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2014, 1924, (2), 4164-4181.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2014, 2046, (1), 1312-1316.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethyl-2-oxo-1,2-dihydropyridine-4-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2013, 1223, (11), 4462-4480.