发明人周伟,朱建伟,胡光. "Method for the Synthesis of 2-((4-(Trifluoromethyl)phenyl)amino)-1H-purin-6(9H)-one" [P]. 中国发明专利, 专利号 CN 114579805 A, 授权公告日 2017-01-28.
发明人陈志强,沈红梅,李文辉. "A Process for Preparing High-Purity 2-((4-(Trifluoromethyl)phenyl)amino)-1H-purin-6(9H)-one" [P]. 中国发明专利, 专利号 CN 110427735 B, 授权公告日 2024-08-04.
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