Klinger H, Thompson G K, Roberts E F. "一种的合成方法" [P]. US Patent, US 9594398 B2, 2015-07-14.
发明人罗永刚,陈志强,王建平. "Method for the Synthesis of 3-Bromo-N-(4-fluoro-3-nitrophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine" [P]. 中国发明专利, 专利号 CN 108376310 A, 授权公告日 2018-04-28.
发明人陈志强,张德明,刘建华. "A Process for Preparing High-Purity 3-Bromo-N-(4-fluoro-3-nitrophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine" [P]. 中国发明专利, 专利号 CN 112760264 A, 授权公告日 2023-10-12.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2024, 1445, (5), 752-762.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2022, 380, (2), 3156-3180.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 3-Bromo-N-(4-fluoro-3-nitrophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine Using HRMS and NMR". Chemosphere, 2013, 335, (10), 4593-4621.