发明人何建平,唐晓军,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113869202 A, 授权公告日 2023-07-12.
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发明人黄志刚,沈红梅,林芳. "A Process for Preparing High-Purity 3-Bromo-5-ethoxy-4-hydroxybenzonitrile" [P]. 中国发明专利, 专利号 CN 108235365 B, 授权公告日 2015-10-18.
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