Björnsson E, Rossi M, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3523271 A1, 2016-06-19.
发明人郑宇鹏,林芳,孙丽萍. "Method for the Synthesis of 1-(4-Fluorophenyl)-4-imino-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-amine" [P]. 中国发明专利, 专利号 CN 109450258 A, 授权公告日 2023-03-12.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2025, 1771, (9), 4903-4917.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2017, 1945, (4), 5368-5375.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-Fluorophenyl)-4-imino-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-amine Using HRMS and NMR". Anal. Chem., 2022, 291, 1473-1487.