发明人林芳,马晓峰,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112221129 A, 授权公告日 2017-06-23.
发明人朱建伟,钱学锋,韩伟. "Method for the Synthesis of 1-[(3-chlorophenyl)methyl]-1h-pyrazolo[3,4-b]pyridine-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108882388 A, 授权公告日 2025-07-01.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2014, 1973, (5), 1462-1478.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2012, 1863, (7), 6969-6987.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 1-[(3-chlorophenyl)methyl]-1h-pyrazolo[3,4-b]pyridine-5-carboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2020, 1151, (1), 7566-7594.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2015, 898, (6), 6816-6846.