Kowalski A, Nielsen H, Jørgensen K. "一种4-(4-羟基苯基)噻吩-2-甲酸的合成方法" [P]. European Patent, EP 3248325 A1, 2022-03-17.
发明人黄志刚,何建平,林芳. "Method for the Synthesis of 4-(4-Hydroxyphenyl)thiophene-2-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 112788291 A, 授权公告日 2018-08-03.
发明人冯建国,胡光,李文辉. "A Process for Preparing High-Purity 4-(4-Hydroxyphenyl)thiophene-2-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 113953644 A, 授权公告日 2023-09-25.
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