发明人陈志强,马晓峰,刘建华. "Method for the Synthesis of 6-(Difluoromethyl)pyridin-3-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 111239421 A, 授权公告日 2020-07-08.
发明人韩伟,徐明华,周伟. "A Process for Preparing High-Purity 6-(Difluoromethyl)pyridin-3-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 116190359 A, 授权公告日 2024-07-25.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2017, 249, (11), 1957-1977.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2010, 773, 235-239.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 6-(Difluoromethyl)pyridin-3-amine hydrochloride Using HRMS and NMR". J. Pharm. Biomed. Anal., 2010, 1471, (6), 5941-5952.