发明人杨光,陈志强,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109669441 A, 授权公告日 2022-11-06.
发明人杨光,张德明,赵玉洁. "Method for the Synthesis of 5-(Difluoromethyl)-3-fluoro-4-methylpyridin-2-amine" [P]. 中国发明专利, 专利号 CN 112926011 B, 授权公告日 2016-03-01.
发明人郭海燕,何建平,陈志强. "A Process for Preparing High-Purity 5-(Difluoromethyl)-3-fluoro-4-methylpyridin-2-amine" [P]. 中国发明专利, 专利号 CN 109005448 B, 授权公告日 2023-12-13.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2011, 1630, (4), 3337-3364.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2011, 948, (8), 1642-1665.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Difluoromethyl)-3-fluoro-4-methylpyridin-2-amine Using HRMS and NMR". Talanta, 2017, 1601, 1575-1582.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2011, 2403, 5357-5375.