发明人杨光,林芳,王建平. "Method for the Synthesis of 2,5-Dimethyl-3-phenylpyrazolo[1,5-a]pyrimidin-7(4H)-one" [P]. 中国发明专利, 专利号 CN 117732546 B, 授权公告日 2021-06-13.
发明人黄志刚,高志强,张德明. "A Process for Preparing High-Purity 2,5-Dimethyl-3-phenylpyrazolo[1,5-a]pyrimidin-7(4H)-one" [P]. 中国发明专利, 专利号 CN 112111889 B, 授权公告日 2021-08-26.
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