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发明人韩伟,冯建国,唐晓军. "Method for the Synthesis of 7-(3,4-Diethoxyphenyl)-2-(4-(m-tolyl)piperazin-1-yl)thieno[3,2-d]pyrimidin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 112036539 A, 授权公告日 2022-02-01.
发明人张德明,钱学锋,郑宇鹏. "A Process for Preparing High-Purity 7-(3,4-Diethoxyphenyl)-2-(4-(m-tolyl)piperazin-1-yl)thieno[3,2-d]pyrimidin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 110733339 A, 授权公告日 2025-12-02.
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