发明人朱建伟,钱学锋,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109728300 A, 授权公告日 2015-06-10.
发明人韩伟,张德明,李文辉. "Method for the Synthesis of 8-Bromo-1,3,7-trimethylxanthine" [P]. 中国发明专利, 专利号 CN 110275383 A, 授权公告日 2017-04-18.
发明人沈红梅,高志强,唐晓军. "A Process for Preparing High-Purity 8-Bromo-1,3,7-trimethylxanthine" [P]. 中国发明专利, 专利号 CN 109557300 A, 授权公告日 2019-03-21.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2015, 309, (11), 2108-2132.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2022, 671, (12), 8522-8548.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 8-Bromo-1,3,7-trimethylxanthine Using HRMS and NMR". J. Sep. Sci., 2010, 2098, 6641-6667.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2014, 2418, (7), 6062-6082.