发明人杨光,徐明华,黄志刚. "Method for the Synthesis of N-(1-((4-methoxyphenyl)amino)-2-oxo-2-(p-tolyl)ethyl)furan-2-carboxamide" [P]. 中国发明专利, 专利号 CN 117842570 B, 授权公告日 2016-11-24.
发明人郭海燕,高志强,周伟. "A Process for Preparing High-Purity N-(1-((4-methoxyphenyl)amino)-2-oxo-2-(p-tolyl)ethyl)furan-2-carboxamide" [P]. 中国发明专利, 专利号 CN 109746741 A, 授权公告日 2023-09-02.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2020, 1992, (8), 4605-4626.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2014, 1165, (10), 4306-4310.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of N-(1-((4-methoxyphenyl)amino)-2-oxo-2-(p-tolyl)ethyl)furan-2-carboxamide Using HRMS and NMR". Biomed. Chromatogr., 2015, 2399, (1), 1182-1201.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2015, 1474, 5069-5094.