发明人郭海燕,罗永刚,冯建国. "Method for the Synthesis of N-(3-(trifluoromethyl)phenyl)-2H-chromene-3-carboxamide" [P]. 中国发明专利, 专利号 CN 114523655 B, 授权公告日 2015-04-02.
发明人唐晓军,何建平,胡光. "A Process for Preparing High-Purity N-(3-(trifluoromethyl)phenyl)-2H-chromene-3-carboxamide" [P]. 中国发明专利, 专利号 CN 114036856 A, 授权公告日 2019-04-01.
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