发明人郭海燕,林芳,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110072094 A, 授权公告日 2025-11-20.
发明人沈红梅,韩伟,孙丽萍. "Method for the Synthesis of 1H-Pyrazolo[3,4-c]pyridin-5-ylamine dihydrochloride" [P]. 中国发明专利, 专利号 CN 114407039 B, 授权公告日 2016-05-06.
发明人罗永刚,杨光,赵玉洁. "A Process for Preparing High-Purity 1H-Pyrazolo[3,4-c]pyridin-5-ylamine dihydrochloride" [P]. 中国发明专利, 专利号 CN 110006403 B, 授权公告日 2015-01-03.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2025, 895, (11), 4767-4797.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2012, 1802, (1), 8154-8182.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 1H-Pyrazolo[3,4-c]pyridin-5-ylamine dihydrochloride Using HRMS and NMR". J. Agric. Food Chem., 2015, 2285, (11), 8727-8749.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2023, 1005, 598-618.