发明人郭海燕,唐晓军,马晓峰. "Method for the Synthesis of 2-(6-Chloro-2-(chloromethyl)-5-(difluoromethyl)pyridin-3-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 113873058 B, 授权公告日 2022-06-13.
发明人黄志刚,刘建华,杨光. "A Process for Preparing High-Purity 2-(6-Chloro-2-(chloromethyl)-5-(difluoromethyl)pyridin-3-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 108021774 B, 授权公告日 2015-06-28.
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