发明人李文辉,高志强,张德明. "Method for the Synthesis of Ethyl 5-bromo-7-chlorobenzofuran-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117614268 B, 授权公告日 2024-09-17.
发明人黄志刚,高志强,罗永刚. "A Process for Preparing High-Purity Ethyl 5-bromo-7-chlorobenzofuran-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110247320 B, 授权公告日 2019-07-04.
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