Johansson L, Mueller T C, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3631137 A1, 2021-02-06.
Johnson M A, Hughes D C, Park J H. "Method for the Synthesis of 6-(4-Methoxyphenyl)-1-methyl-1H-imidazo[4,5-b]pyridin-2(3H)-one" [P]. US Patent, US 9619670 B2, 2024-10-01.
发明人刘建华,林芳,胡光. "A Process for Preparing High-Purity 6-(4-Methoxyphenyl)-1-methyl-1H-imidazo[4,5-b]pyridin-2(3H)-one" [P]. 中国发明专利, 专利号 CN 114833276 A, 授权公告日 2025-11-28.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2023, 977, (7), 9339-9361.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2019, 2218, (8), 9547-9556.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 6-(4-Methoxyphenyl)-1-methyl-1H-imidazo[4,5-b]pyridin-2(3H)-one Using HRMS and NMR". J. Chromatogr. A, 2021, 427, (7), 6841-6854.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2013, 740, (5), 4637-4661.