发明人高志强,郭海燕,唐晓军. "Method for the Synthesis of 5-Hydroxy-N,2-dimethylbenzofuran-3-carboxamide" [P]. 中国发明专利, 专利号 CN 110004227 A, 授权公告日 2017-01-09.
发明人高志强,孙丽萍,黄志刚. "A Process for Preparing High-Purity 5-Hydroxy-N,2-dimethylbenzofuran-3-carboxamide" [P]. 中国发明专利, 专利号 CN 108715140 A, 授权公告日 2018-10-11.
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