发明人周伟,郭海燕,朱建伟. "Method for the Synthesis of 4-Cyclopropoxy-2-(trifluoromethyl)pyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 113883229 B, 授权公告日 2016-04-17.
发明人王建平,马晓峰,杨光. "A Process for Preparing High-Purity 4-Cyclopropoxy-2-(trifluoromethyl)pyridine-3-sulfonamide" [P]. 中国发明专利, 专利号 CN 115327307 B, 授权公告日 2021-03-05.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2019, 1594, (10), 1200-1203.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2017, 1137, (4), 5464-5475.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 4-Cyclopropoxy-2-(trifluoromethyl)pyridine-3-sulfonamide Using HRMS and NMR". Biomed. Chromatogr., 2010, 833, (7), 80-108.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2017, 850, (2), 6169-6184.