发明人黄志刚,刘建华,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116633266 A, 授权公告日 2023-01-27.
Chen K W, Kumar R, Stevens L M. "Method for the Synthesis of 5-(Difluoromethyl)-4-nitropyridine-2,3-diamine" [P]. US Patent, US 10695613 B2, 2015-07-22.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2011, 1493, (12), 8041-8049.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2019, 1493, (7), 7891-7916.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Difluoromethyl)-4-nitropyridine-2,3-diamine Using HRMS and NMR". Biomed. Chromatogr., 2020, 130, (11), 5385-5397.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2022, 1448, (12), 7569-7587.