发明人罗永刚,马晓峰,刘建华. "一种4-溴-5-(二氟甲基)-2-硝基烟腈的合成方法" [P]. 中国发明专利, 专利号 CN 116498152 A, 授权公告日 2019-02-24.
发明人孙丽萍,胡光,冯建国. "Method for the Synthesis of 4-Bromo-5-(difluoromethyl)-2-nitronicotinonitrile" [P]. 中国发明专利, 专利号 CN 116364815 A, 授权公告日 2019-07-07.
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