发明人韩伟,张德明,李文辉. "Method for the Synthesis of 2,2-Dimethyl-2,3-dihydrobenzofuran-5-carbonitrile" [P]. 中国发明专利, 专利号 CN 110499535 A, 授权公告日 2018-05-08.
发明人高志强,沈红梅,赵玉洁. "A Process for Preparing High-Purity 2,2-Dimethyl-2,3-dihydrobenzofuran-5-carbonitrile" [P]. 中国发明专利, 专利号 CN 113893189 A, 授权公告日 2019-07-25.
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