发明人赵玉洁,高志强,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108795162 A, 授权公告日 2020-12-06.
发明人冯建国,刘建华,郑宇鹏. "Method for the Synthesis of Ethyl 5-bromo-2,3-difluorobenzoate" [P]. 中国发明专利, 专利号 CN 112540594 B, 授权公告日 2024-01-17.
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