发明人徐明华,林芳,韩伟. "Method for the Synthesis of 4-(2,5-Dimethylphenyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 113932724 B, 授权公告日 2021-09-22.
发明人陈志强,刘建华,王建平. "A Process for Preparing High-Purity 4-(2,5-Dimethylphenyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 117045047 B, 授权公告日 2019-10-11.
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