发明人李文辉,林芳,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109101804 A, 授权公告日 2015-07-18.
Schröder R, Björnsson E, Nielsen H. "Method for the Synthesis of 4-(Difluoromethyl)-6-iodo-5-methylpyridine-3-sulfonamide" [P]. European Patent, EP 3118873 A1, 2020-07-25.
Hughes D C, Roberts E F, Yamamoto T. "A Process for Preparing High-Purity 4-(Difluoromethyl)-6-iodo-5-methylpyridine-3-sulfonamide" [P]. US Patent, US 10215993 B2, 2022-07-03.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2022, 489, 1828-1846.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2020, 1346, 6686-6711.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-6-iodo-5-methylpyridine-3-sulfonamide Using HRMS and NMR". Phytochemistry, 2012, 331, 1036-1047.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2016, 1500, (2), 4988-4997.