发明人孙丽萍,杨光,郑宇鹏. "Method for the Synthesis of 2-(Tetrahydrofuran-2-yl)pyrido[3,4-d]pyrimidin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 115060545 A, 授权公告日 2022-06-02.
发明人马晓峰,陈志强,韩伟. "A Process for Preparing High-Purity 2-(Tetrahydrofuran-2-yl)pyrido[3,4-d]pyrimidin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 109212804 A, 授权公告日 2017-02-02.
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