发明人唐晓军,钱学锋,刘建华. "Method for the Synthesis of 2,4-Difluoro-5-(trifluoromethyl)benzonitrile" [P]. 中国发明专利, 专利号 CN 108237815 B, 授权公告日 2022-02-15.
发明人罗永刚,沈红梅,刘建华. "A Process for Preparing High-Purity 2,4-Difluoro-5-(trifluoromethyl)benzonitrile" [P]. 中国发明专利, 专利号 CN 117568194 A, 授权公告日 2018-01-03.
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