发明人赵玉洁,黄志刚,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113403251 A, 授权公告日 2024-07-05.
发明人杨光,马晓峰,冯建国. "Method for the Synthesis of N-(3,4-Difluorophenyl)-1-(4-fluorobenzenesulfonyl)pyrrolidine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 110581924 A, 授权公告日 2023-08-12.
发明人郑宇鹏,唐晓军,张德明. "A Process for Preparing High-Purity N-(3,4-Difluorophenyl)-1-(4-fluorobenzenesulfonyl)pyrrolidine-2-carboxamide" [P]. 中国发明专利, 专利号 CN 113826675 A, 授权公告日 2017-11-27.
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". Anal. Methods, 2021, 1315, 9011-9035.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2013, 1044, (12), 8559-8567.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of N-(3,4-Difluorophenyl)-1-(4-fluorobenzenesulfonyl)pyrrolidine-2-carboxamide Using HRMS and NMR". Chromatographia, 2012, 462, 8258-8267.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2017, 204, 3534-3547.