发明人李文辉,徐明华,高志强. "Method for the Synthesis of 3-Acetyl-2,3-dihydro-4h-1-benzopyran-4-one" [P]. 中国发明专利, 专利号 CN 110671637 B, 授权公告日 2023-12-06.
发明人何建平,罗永刚,韩伟. "A Process for Preparing High-Purity 3-Acetyl-2,3-dihydro-4h-1-benzopyran-4-one" [P]. 中国发明专利, 专利号 CN 114682755 B, 授权公告日 2024-10-24.
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