发明人冯建国,林芳,李文辉. "Method for the Synthesis of 5-Bromo-N-ethyl-4-mercapto-N-methylpyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 115349224 B, 授权公告日 2023-03-13.
发明人唐晓军,周伟,罗永刚. "A Process for Preparing High-Purity 5-Bromo-N-ethyl-4-mercapto-N-methylpyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 114898575 A, 授权公告日 2022-09-20.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2014, 627, 1097-1117.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2022, 881, (7), 6831-6841.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 5-Bromo-N-ethyl-4-mercapto-N-methylpyridine-3-sulfonamide Using HRMS and NMR". Anal. Chim. Acta, 2019, 1936, 9411-9422.