Martínez F, Kowalski A, Nowak P. "Method for the Synthesis of 2-(Difluoromethyl)-6-fluoro-3-methoxypyridine-5-acetonitrile" [P]. European Patent, EP 3322038 A1, 2023-09-14.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2012, 184, 6439-6459.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2014, 1468, (5), 1779-1807.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-6-fluoro-3-methoxypyridine-5-acetonitrile Using HRMS and NMR". Talanta, 2012, 1298, (4), 4424-4436.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2025, 2453, (2), 4751-4773.