发明人杨光,唐晓军,周伟. "Method for the Synthesis of Pyrazolo[1,5-a]pyrimidin-5(1H)-one" [P]. 中国发明专利, 专利号 CN 114909108 B, 授权公告日 2018-09-12.
发明人王建平,李文辉,冯建国. "A Process for Preparing High-Purity Pyrazolo[1,5-a]pyrimidin-5(1H)-one" [P]. 中国发明专利, 专利号 CN 110125891 A, 授权公告日 2018-12-28.
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