发明人李文辉,徐明华,沈红梅. "一种3,4-Dimethoxy-6-methyl-2H-chromen-2-one的合成方法" [P]. 中国发明专利, 专利号 CN 114379651 A, 授权公告日 2020-01-27.
发明人钱学锋,徐明华,朱建伟. "Method for the Synthesis of 3,4-Dimethoxy-6-methyl-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 116015693 A, 授权公告日 2023-12-24.
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