发明人张德明,胡光,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113851925 A, 授权公告日 2021-05-25.
发明人郑宇鹏,韩伟,冯建国. "Method for the Synthesis of 4-((Dimethylamino)methyl)-7-propoxy-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 108614094 A, 授权公告日 2023-05-10.
Schröder R, Mueller T, Hughes D C. "A Process for Preparing High-Purity 4-((Dimethylamino)methyl)-7-propoxy-2H-chromen-2-one" [P]. US Patent, US 10068349 B2, 2016-10-06.
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