发明人罗永刚,冯建国,朱建伟. "Method for the Synthesis of 2,2-Difluoro-2-(o-tolyl)acetonitrile" [P]. 中国发明专利, 专利号 CN 114255843 A, 授权公告日 2022-03-27.
发明人王建平,钱学锋,李文辉. "A Process for Preparing High-Purity 2,2-Difluoro-2-(o-tolyl)acetonitrile" [P]. 中国发明专利, 专利号 CN 117897522 B, 授权公告日 2020-03-22.
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