发明人刘建华,马晓峰,郭海燕. "Method for the Synthesis of 2-(Difluoromethyl)-4-methoxy-3-methylpyridine-6-acetonitrile" [P]. 中国发明专利, 专利号 CN 110463570 B, 授权公告日 2020-06-11.
发明人李文辉,王建平,韩伟. "A Process for Preparing High-Purity 2-(Difluoromethyl)-4-methoxy-3-methylpyridine-6-acetonitrile" [P]. 中国发明专利, 专利号 CN 111676693 A, 授权公告日 2016-04-09.
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