发明人韩伟,高志强,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112356895 A, 授权公告日 2020-09-10.
发明人刘建华,郑宇鹏,黄志刚. "Method for the Synthesis of 3-bromo-7-chloro-1-(oxan-2-yl)-1H-pyrazolo[4,3-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 111533467 B, 授权公告日 2018-09-27.
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". Chemosphere, 2024, 595, (5), 9757-9781.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2019, 1298, (1), 3147-3159.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 3-bromo-7-chloro-1-(oxan-2-yl)-1H-pyrazolo[4,3-d]pyrimidine Using HRMS and NMR". Biomed. Chromatogr., 2024, 2424, (7), 8729-8749.