发明人林芳,冯建国,胡光. "Method for the Synthesis of Ethyl 5-hydroxy-2-methyl-1-benzofuran-3-carboxylate" [P]. 中国发明专利, 专利号 CN 111438014 A, 授权公告日 2022-03-19.
发明人郭海燕,李文辉,胡光. "A Process for Preparing High-Purity Ethyl 5-hydroxy-2-methyl-1-benzofuran-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109973735 B, 授权公告日 2024-10-22.
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