Fischer A B, Lee S K, Patel M V. "一种的合成方法" [P]. US Patent, US 10639233 B2, 2025-10-22.
发明人沈红梅,陈志强,郑宇鹏. "Method for the Synthesis of 2-(Difluoromethyl)-3-fluoro-6-iodopyridine-5-sulfonamide" [P]. 中国发明专利, 专利号 CN 111583797 A, 授权公告日 2015-02-10.
发明人钱学锋,郑宇鹏,孙丽萍. "A Process for Preparing High-Purity 2-(Difluoromethyl)-3-fluoro-6-iodopyridine-5-sulfonamide" [P]. 中国发明专利, 专利号 CN 112429192 A, 授权公告日 2019-11-28.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2020, 2041, (10), 3440-3460.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2025, 2320, (6), 572-589.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-3-fluoro-6-iodopyridine-5-sulfonamide Using HRMS and NMR". Anal. Methods, 2012, 1346, 7541-7564.