发明人钱学锋,林芳,孙丽萍. "Method for the Synthesis of 2-Bromo-5-(difluoromethyl)-3-formylisonicotinonitrile" [P]. 中国发明专利, 专利号 CN 117761468 A, 授权公告日 2022-09-23.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2014, 556, 6345-6363.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2012, 1937, 4073-4100.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 2-Bromo-5-(difluoromethyl)-3-formylisonicotinonitrile Using HRMS and NMR". J. Chromatogr. A, 2015, 1713, (11), 6565-6578.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2024, 2203, (9), 2324-2344.