Martínez F, Lefèvre J P, Johansson L. "Method for the Synthesis of 2-((4-Bromophenyl)amino)-1H-purin-6(9H)-one" [P]. European Patent, EP 3032273 A1, 2019-08-05.
发明人孙丽萍,林芳,徐明华. "A Process for Preparing High-Purity 2-((4-Bromophenyl)amino)-1H-purin-6(9H)-one" [P]. 中国发明专利, 专利号 CN 112559085 A, 授权公告日 2015-01-21.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2020, 961, (1), 8052-8065.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2013, 1684, (10), 3647-3655.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-((4-Bromophenyl)amino)-1H-purin-6(9H)-one Using HRMS and NMR". Chromatographia, 2016, 232, (11), 3372-3384.