发明人张德明,孙丽萍,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116981272 A, 授权公告日 2020-12-02.
O'Brien P Q, Brown S R, Roberts E F. "Method for the Synthesis of 3-Methylbenzofuran-5-carbonitrile" [P]. US Patent, US 11264079 B2, 2022-04-22.
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