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发明人冯建国,刘建华,林芳. "Method for the Synthesis of 4-Hydroxy-5,6,7,8-tetrahydro-1,7-naphthyridin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 108201950 B, 授权公告日 2018-01-07.
发明人孙丽萍,胡光,唐晓军. "A Process for Preparing High-Purity 4-Hydroxy-5,6,7,8-tetrahydro-1,7-naphthyridin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 110550838 B, 授权公告日 2020-08-10.
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