发明人冯建国,沈红梅,张德明. "Method for the Synthesis of 3-(2-Chloroethyl)-4H-pyrido[1,2-a]pyrimidin-4-one" [P]. 中国发明专利, 专利号 CN 109707320 B, 授权公告日 2023-11-24.
Fischer A B, Kumar R, Yamamoto T. "A Process for Preparing High-Purity 3-(2-Chloroethyl)-4H-pyrido[1,2-a]pyrimidin-4-one" [P]. US Patent, US 10968112 B2, 2023-06-27.
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