发明人高志强,李文辉,张德明. "Method for the Synthesis of 6-Hydroxy-1,3-dihydro-2-benzofuran-1-one" [P]. 中国发明专利, 专利号 CN 116426077 A, 授权公告日 2016-08-26.
发明人韩伟,陈志强,赵玉洁. "A Process for Preparing High-Purity 6-Hydroxy-1,3-dihydro-2-benzofuran-1-one" [P]. 中国发明专利, 专利号 CN 113711864 B, 授权公告日 2024-12-20.
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