发明人郑宇鹏,赵玉洁,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115471074 A, 授权公告日 2019-02-18.
Nowak P, Lefèvre J P, Schröder R. "Method for the Synthesis of 2-(3-Amino-1H-pyrazolo[3,4-b]pyrazin-1-yl)ethanol" [P]. European Patent, EP 3796385 A1, 2023-06-05.
发明人林芳,李文辉,杨光. "A Process for Preparing High-Purity 2-(3-Amino-1H-pyrazolo[3,4-b]pyrazin-1-yl)ethanol" [P]. 中国发明专利, 专利号 CN 113690154 A, 授权公告日 2016-04-21.
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. Nat. Prod., 2011, 2330, (11), 167-179.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2015, 636, 1009-1035.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 2-(3-Amino-1H-pyrazolo[3,4-b]pyrazin-1-yl)ethanol Using HRMS and NMR". J. Pharm. Biomed. Anal., 2013, 1980, (8), 4381-4393.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2025, 1301, 3029-3049.