发明人孙丽萍,郑宇鹏,赵玉洁. "Method for the Synthesis of 5-Chloro-2,3-dimethylimidazo[4,5-b]pyridine" [P]. 中国发明专利, 专利号 CN 108489015 B, 授权公告日 2020-06-18.
发明人黄志刚,林芳,唐晓军. "A Process for Preparing High-Purity 5-Chloro-2,3-dimethylimidazo[4,5-b]pyridine" [P]. 中国发明专利, 专利号 CN 110691544 B, 授权公告日 2023-03-07.
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". J. Pharm. Biomed. Anal., 2019, 2452, (12), 5266-5280.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2015, 1105, 7117-7139.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chloro-2,3-dimethylimidazo[4,5-b]pyridine Using HRMS and NMR". J. Chromatogr. A, 2017, 1601, (8), 6072-6084.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2021, 1647, 3493-3522.