Brown S R, Hughes D C, Chen K W. "Method for the Synthesis of 4-(Difluoromethyl)-2-iodo-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine" [P]. US Patent, US 9963743 B2, 2023-05-04.
发明人冯建国,孙丽萍,徐明华. "A Process for Preparing High-Purity 4-(Difluoromethyl)-2-iodo-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine" [P]. 中国发明专利, 专利号 CN 117123111 B, 授权公告日 2022-05-22.
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". J. Pharm. Biomed. Anal., 2012, 1179, 4454-4479.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2016, 2205, 222-237.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-2-iodo-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine Using HRMS and NMR". J. Agric. Food Chem., 2022, 2389, (10), 8118-8141.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2021, 1752, 1386-1415.