发明人冯建国,张德明,李文辉. "Method for the Synthesis of 1-[(2-Fluorophenyl)methyl]-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-4-one" [P]. 中国发明专利, 专利号 CN 114380909 A, 授权公告日 2024-04-07.
发明人周伟,陈志强,王建平. "A Process for Preparing High-Purity 1-[(2-Fluorophenyl)methyl]-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-4-one" [P]. 中国发明专利, 专利号 CN 117875315 A, 授权公告日 2022-05-10.
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