发明人刘建华,张德明,黄志刚. "Method for the Synthesis of Ethyl 2-(benzofuran-2-yl)acetate" [P]. 中国发明专利, 专利号 CN 116904298 A, 授权公告日 2016-08-27.
发明人马晓峰,郭海燕,赵玉洁. "A Process for Preparing High-Purity Ethyl 2-(benzofuran-2-yl)acetate" [P]. 中国发明专利, 专利号 CN 113213279 A, 授权公告日 2015-08-05.
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