发明人李文辉,赵玉洁,郭海燕. "Method for the Synthesis of 6-Bromo-1H-pyrazolo[4,3-b]pyridin-3-ol" [P]. 中国发明专利, 专利号 CN 108490056 A, 授权公告日 2023-10-20.
Nielsen H, Mueller T C, Björnsson E. "A Process for Preparing High-Purity 6-Bromo-1H-pyrazolo[4,3-b]pyridin-3-ol" [P]. European Patent, EP 3859725 A1, 2024-04-11.
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". J. Chromatogr. A, 2010, 984, 4979-5006.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2023, 576, (7), 2068-2073.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 6-Bromo-1H-pyrazolo[4,3-b]pyridin-3-ol Using HRMS and NMR". Biomed. Chromatogr., 2015, 1881, (9), 7866-7891.