发明人杨光,黄志刚,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114664832 A, 授权公告日 2016-10-10.
发明人黄志刚,唐晓军,朱建伟. "Method for the Synthesis of 2-(Difluoromethyl)-5-hydroxy-3-(trifluoromethyl)pyridine-4-acetonitrile" [P]. 中国发明专利, 专利号 CN 115147880 A, 授权公告日 2017-08-15.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2012, 891, (11), 1821-1838.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2021, 628, (10), 889-906.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-5-hydroxy-3-(trifluoromethyl)pyridine-4-acetonitrile Using HRMS and NMR". J. Agric. Food Chem., 2020, 98, 4305-4308.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2011, 1301, (6), 6243-6254.