发明人郑宇鹏,高志强,何建平. "Method for the Synthesis of 2-((4-Chloro-3-fluorophenyl)amino)pyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 108026166 A, 授权公告日 2019-08-24.
发明人徐明华,胡光,郭海燕. "A Process for Preparing High-Purity 2-((4-Chloro-3-fluorophenyl)amino)pyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 113565060 A, 授权公告日 2016-04-18.
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". Chromatographia, 2012, 1681, (1), 5499-5524.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2018, 492, 9721-9738.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2-((4-Chloro-3-fluorophenyl)amino)pyridine-3-sulfonamide Using HRMS and NMR". Anal. Methods, 2010, 2280, 886-908.