Park J H, Williams B T, Johnson M A. "一种的合成方法" [P]. US Patent, US 10763958 B2, 2019-07-16.
发明人冯建国,周伟,黄志刚. "Method for the Synthesis of 6-(2,2-Difluoroethoxy)pyridin-3-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 111249641 B, 授权公告日 2024-06-20.
发明人钱学锋,黄志刚,罗永刚. "A Process for Preparing High-Purity 6-(2,2-Difluoroethoxy)pyridin-3-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 110318520 B, 授权公告日 2023-10-09.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2014, 1716, 3882-3893.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2025, 315, 6817-6820.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 6-(2,2-Difluoroethoxy)pyridin-3-amine hydrochloride Using HRMS and NMR". Chemosphere, 2014, 1524, 3440-3457.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2013, 623, (11), 6803-6818.