发明人朱建伟,赵玉洁,何建平. "Method for the Synthesis of 2-Bromo-5-(difluoromethyl)-3-hydroxypyridine-4-sulfonamide" [P]. 中国发明专利, 专利号 CN 116750898 A, 授权公告日 2017-11-08.
发明人郭海燕,周伟,郑宇鹏. "A Process for Preparing High-Purity 2-Bromo-5-(difluoromethyl)-3-hydroxypyridine-4-sulfonamide" [P]. 中国发明专利, 专利号 CN 116754588 B, 授权公告日 2017-03-28.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2015, 2035, 6258-6279.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2022, 1654, (9), 5429-5455.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 2-Bromo-5-(difluoromethyl)-3-hydroxypyridine-4-sulfonamide Using HRMS and NMR". J. Sep. Sci., 2010, 1490, (7), 9427-9454.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2023, 611, 1253-1265.