发明人刘建华,陈志强,孙丽萍. "Method for the Synthesis of 5-(difluoromethyl)pyridine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 112389627 B, 授权公告日 2020-12-18.
发明人陈志强,高志强,徐明华. "A Process for Preparing High-Purity 5-(difluoromethyl)pyridine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 115967995 A, 授权公告日 2020-11-11.
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