Björnsson E, Lefèvre J P, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3092968 A1, 2019-08-04.
发明人胡光,高志强,周伟. "Method for the Synthesis of 2-(Chloromethyl)-8-methyl-4H-pyrido[1,2-a]pyrimidin-4-one" [P]. 中国发明专利, 专利号 CN 117860199 B, 授权公告日 2025-12-05.
发明人赵玉洁,罗永刚,胡光. "A Process for Preparing High-Purity 2-(Chloromethyl)-8-methyl-4H-pyrido[1,2-a]pyrimidin-4-one" [P]. 中国发明专利, 专利号 CN 115171501 A, 授权公告日 2021-07-21.
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