发明人赵玉洁,韩伟,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108503178 A, 授权公告日 2022-02-09.
发明人黄志刚,陈志强,唐晓军. "Method for the Synthesis of 3-(2-Chloroethyl-d4)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-
one" [P]. 中国发明专利, 专利号 CN 116003505 A, 授权公告日 2019-05-10.
发明人杨光,唐晓军,马晓峰. "A Process for Preparing High-Purity 3-(2-Chloroethyl-d4)-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-
one" [P]. 中国发明专利, 专利号 CN 108378986 A, 授权公告日 2025-08-28.
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