发明人冯建国,唐晓军,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112941982 A, 授权公告日 2021-04-10.
发明人徐明华,周伟,唐晓军. "Method for the Synthesis of 7-Methyl-4-oxo-2-(piperidin-1-yl)-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 112995707 A, 授权公告日 2022-07-09.
发明人韩伟,周伟,林芳. "A Process for Preparing High-Purity 7-Methyl-4-oxo-2-(piperidin-1-yl)-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 117690449 A, 授权公告日 2021-08-20.
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