发明人王建平,徐明华,韩伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113387541 A, 授权公告日 2022-02-13.
发明人何建平,郭海燕,张德明. "Method for the Synthesis of 6,8-Dimethyldibenzo[b,d]furan-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117750438 A, 授权公告日 2019-06-24.
发明人罗永刚,钱学锋,林芳. "A Process for Preparing High-Purity 6,8-Dimethyldibenzo[b,d]furan-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110203949 A, 授权公告日 2023-03-07.
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