发明人刘建华,赵玉洁,沈红梅. "Method for the Synthesis of 5-Ethyl-3-(p-tolyl)dihydrofuran-2(3H)-one" [P]. 中国发明专利, 专利号 CN 114040892 B, 授权公告日 2024-04-27.
发明人徐明华,王建平,韩伟. "A Process for Preparing High-Purity 5-Ethyl-3-(p-tolyl)dihydrofuran-2(3H)-one" [P]. 中国发明专利, 专利号 CN 117802794 A, 授权公告日 2019-12-04.
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