发明人王建平,罗永刚,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117778639 A, 授权公告日 2023-11-12.
发明人唐晓军,胡光,孙丽萍. "Method for the Synthesis of 3-Hydroxy-5-methoxybenzofuran-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 115934092 B, 授权公告日 2018-04-25.
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