发明人冯建国,何建平,韩伟. "Method for the Synthesis of 3-(Difluoromethoxy)-2,4-difluorobenzonitrile" [P]. 中国发明专利, 专利号 CN 113942504 B, 授权公告日 2022-05-16.
Sørensen M, Nowak P, Rossi M. "A Process for Preparing High-Purity 3-(Difluoromethoxy)-2,4-difluorobenzonitrile" [P]. European Patent, EP 3043853 A1, 2017-09-26.
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