发明人韩伟,刘建华,钱学锋. "Method for the Synthesis of Levothyroxine Impurity 14" [P]. 中国发明专利, 专利号 CN 109895263 B, 授权公告日 2016-05-19.
Rossi M, Kowalski A, Lefèvre J P. "A Process for Preparing High-Purity Levothyroxine Impurity 14" [P]. European Patent, EP 3425275 A1, 2021-10-17.
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., 2012, 1153, 8080-8083.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2014, 681, 1437-1450.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Levothyroxine Impurity 14 Using HRMS and NMR". J. Pharm. Biomed. Anal., 2025, 111, (6), 2698-2715.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2011, 2039, 4006-4017.