Roberts E F, Schröder R, Yamamoto T. "一种的合成方法" [P]. US Patent, US 9988780 B2, 2017-09-22.
Brown S R, Johnson M A, Davis P L. "Method for the Synthesis of 2-(Difluoromethyl)-3-fluoropyridin-4-amine" [P]. US Patent, US 11451478 B2, 2017-03-25.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2010, 1815, 4748-4753.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2015, 1104, 6083-6100.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-3-fluoropyridin-4-amine Using HRMS and NMR". Chemosphere, 2010, 2170, (1), 3582-3587.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2021, 1353, (7), 8744-8760.