发明人赵玉洁,陈志强,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117044952 A, 授权公告日 2022-10-24.
发明人张德明,赵玉洁,孙丽萍. "Method for the Synthesis of 3-bromo-6-chloro-4-methoxy-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 113068800 B, 授权公告日 2025-02-13.
发明人林芳,张德明,马晓峰. "A Process for Preparing High-Purity 3-bromo-6-chloro-4-methoxy-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 111160921 A, 授权公告日 2019-03-23.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2014, 1300, (7), 6763-6778.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2014, 534, (12), 1315-1344.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 3-bromo-6-chloro-4-methoxy-1H-pyrazolo[3,4-d]pyrimidine Using HRMS and NMR". Molecules, 2012, 2286, (9), 9515-9530.