发明人李文辉,胡光,郭海燕. "一种4-丁酰胺-3-碘苯甲酸的合成方法" [P]. 中国发明专利, 专利号 CN 112168486 A, 授权公告日 2020-03-09.
发明人黄志刚,徐明华,李文辉. "Method for the Synthesis of 4-Butyramido-3-iodobenzoic acid" [P]. 中国发明专利, 专利号 CN 115801496 B, 授权公告日 2023-03-09.
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