发明人郑宇鹏,徐明华,郭海燕. "Method for the Synthesis of 5-(Methoxymethyl)-3-(phenylsulfonyl)pyrazolo[1,5-a]pyrimidin-7(1H)-one" [P]. 中国发明专利, 专利号 CN 117274700 B, 授权公告日 2021-02-04.
发明人王建平,张德明,高志强. "A Process for Preparing High-Purity 5-(Methoxymethyl)-3-(phenylsulfonyl)pyrazolo[1,5-a]pyrimidin-7(1H)-one" [P]. 中国发明专利, 专利号 CN 115934507 A, 授权公告日 2021-03-07.
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