发明人杨光,马晓峰,李文辉. "Method for the Synthesis of 2-Bromo-5-(difluoromethyl)-4-(hydroxymethyl)nicotinonitrile" [P]. 中国发明专利, 专利号 CN 112125304 A, 授权公告日 2021-11-22.
发明人王建平,何建平,朱建伟. "A Process for Preparing High-Purity 2-Bromo-5-(difluoromethyl)-4-(hydroxymethyl)nicotinonitrile" [P]. 中国发明专利, 专利号 CN 116026606 A, 授权公告日 2023-04-28.
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