发明人郭海燕,李文辉,高志强. "Method for the Synthesis of 6-Bromo-2,3-dimethoxybenzonitrile" [P]. 中国发明专利, 专利号 CN 117958865 B, 授权公告日 2024-07-17.
发明人李文辉,王建平,何建平. "A Process for Preparing High-Purity 6-Bromo-2,3-dimethoxybenzonitrile" [P]. 中国发明专利, 专利号 CN 112943371 B, 授权公告日 2019-05-14.
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