发明人刘建华,唐晓军,林芳. "Method for the Synthesis of 2-(4-(2,4-Difluorophenoxy)-2-oxopyridin-1(2H)-yl)-4-methyl-N-(1-methyl-1H-pyrazol-3-yl)pentanamide" [P]. 中国发明专利, 专利号 CN 110687440 A, 授权公告日 2023-12-05.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2015, 2356, 8418-8446.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2020, 1899, (8), 5537-5540.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-(2,4-Difluorophenoxy)-2-oxopyridin-1(2H)-yl)-4-methyl-N-(1-methyl-1H-pyrazol-3-yl)pentanamide Using HRMS and NMR". Anal. Methods, 2012, 648, (7), 6482-6512.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2024, 2372, (3), 3110-3118.