发明人黄志刚,林芳,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113304904 A, 授权公告日 2017-11-15.
Björnsson E, Mueller T C, Schröder R. "Method for the Synthesis of 2-(2,6-Dichloro-5-(difluoromethyl)pyridin-3-yl)acetonitrile" [P]. European Patent, EP 3336848 A1, 2019-12-11.
发明人胡光,黄志刚,林芳. "A Process for Preparing High-Purity 2-(2,6-Dichloro-5-(difluoromethyl)pyridin-3-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 116535320 A, 授权公告日 2015-12-06.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2016, 649, (5), 8881-8898.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2019, 1952, 7406-7433.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-(2,6-Dichloro-5-(difluoromethyl)pyridin-3-yl)acetonitrile Using HRMS and NMR". Phytochemistry, 2011, 951, 473-496.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2018, 476, (12), 5437-5443.