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发明人罗永刚,陈志强,胡光. "Method for the Synthesis of 5,7-Di-tert-butylbenzofuran-3(2H)-one" [P]. 中国发明专利, 专利号 CN 115721103 A, 授权公告日 2016-04-10.
发明人孙丽萍,杨光,周伟. "A Process for Preparing High-Purity 5,7-Di-tert-butylbenzofuran-3(2H)-one" [P]. 中国发明专利, 专利号 CN 111911425 B, 授权公告日 2023-10-15.
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