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发明人马晓峰,李文辉,周伟. "Method for the Synthesis of 3-(2,4-Dimethoxyphenyl)-7-methoxyisobenzofuran-1(3H)-one" [P]. 中国发明专利, 专利号 CN 113440551 B, 授权公告日 2025-04-18.
发明人罗永刚,刘建华,张德明. "A Process for Preparing High-Purity 3-(2,4-Dimethoxyphenyl)-7-methoxyisobenzofuran-1(3H)-one" [P]. 中国发明专利, 专利号 CN 113133695 B, 授权公告日 2020-09-19.
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