发明人韩伟,朱建伟,罗永刚. "Method for the Synthesis of 6-Methoxy-N-[3-(trifluoromethyl)phenyl]-2H-chromene-3-carboxamide" [P]. 中国发明专利, 专利号 CN 108355454 A, 授权公告日 2022-06-24.
发明人马晓峰,刘建华,沈红梅. "A Process for Preparing High-Purity 6-Methoxy-N-[3-(trifluoromethyl)phenyl]-2H-chromene-3-carboxamide" [P]. 中国发明专利, 专利号 CN 116752789 A, 授权公告日 2023-06-26.
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