发明人冯建国,王建平,李文辉. "Method for the Synthesis of 6-Chloro-2,3-difluorobenzonitrile" [P]. 中国发明专利, 专利号 CN 108251132 B, 授权公告日 2020-11-19.
发明人冯建国,沈红梅,朱建伟. "A Process for Preparing High-Purity 6-Chloro-2,3-difluorobenzonitrile" [P]. 中国发明专利, 专利号 CN 115939223 B, 授权公告日 2021-12-07.
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