发明人冯建国,徐明华,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117871600 A, 授权公告日 2015-01-16.
发明人林芳,罗永刚,郑宇鹏. "Method for the Synthesis of N-Ethyl-6-oxo-1,6-dihydropyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 114621267 B, 授权公告日 2022-12-18.
发明人徐明华,罗永刚,赵玉洁. "A Process for Preparing High-Purity N-Ethyl-6-oxo-1,6-dihydropyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 112868899 B, 授权公告日 2024-08-04.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2021, 510, (5), 9033-9062.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2015, 1543, 8348-8365.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of N-Ethyl-6-oxo-1,6-dihydropyridine-3-sulfonamide Using HRMS and NMR". J. Nat. Prod., 2022, 1745, (6), 5629-5658.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2025, 2272, (7), 8322-8343.