发明人周伟,郭海燕,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116003235 A, 授权公告日 2016-04-20.
发明人林芳,黄志刚,刘建华. "Method for the Synthesis of 4-methoxy-5-{[4-(trifluoromethyl)anilino]methylene}-2(5H)-furanone" [P]. 中国发明专利, 专利号 CN 114069946 A, 授权公告日 2017-01-13.
Williams B T, Park J H, Davis P L. "A Process for Preparing High-Purity 4-methoxy-5-{[4-(trifluoromethyl)anilino]methylene}-2(5H)-furanone" [P]. US Patent, US 11091244 B2, 2019-04-15.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2018, 2412, 5991-6004.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2024, 2223, (3), 2396-2407.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 4-methoxy-5-{[4-(trifluoromethyl)anilino]methylene}-2(5H)-furanone Using HRMS and NMR". Anal. Methods, 2018, 1474, (5), 5760-5785.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2010, 812, 8364-8383.