发明人何建平,黄志刚,李文辉. "Method for the Synthesis of 4-Chloro-6-(cyanomethyl)-5-(difluoromethyl)nicotinonitrile" [P]. 中国发明专利, 专利号 CN 117705768 A, 授权公告日 2023-03-23.
发明人郑宇鹏,何建平,冯建国. "A Process for Preparing High-Purity 4-Chloro-6-(cyanomethyl)-5-(difluoromethyl)nicotinonitrile" [P]. 中国发明专利, 专利号 CN 115595343 B, 授权公告日 2021-08-09.
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