发明人黄志刚,徐明华,王建平. "Method for the Synthesis of 1-(6,7-Difluorobenzofuran-2-yl)-2-methylpropan-1-one" [P]. 中国发明专利, 专利号 CN 114548946 B, 授权公告日 2020-05-26.
发明人张德明,朱建伟,周伟. "A Process for Preparing High-Purity 1-(6,7-Difluorobenzofuran-2-yl)-2-methylpropan-1-one" [P]. 中国发明专利, 专利号 CN 112457549 B, 授权公告日 2017-02-14.
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