发明人林芳,周伟,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109479721 A, 授权公告日 2020-12-06.
发明人李文辉,张德明,胡光. "Method for the Synthesis of 4-(Difluoromethyl)-6-hydroxy-5-methylnicotinaldehyde" [P]. 中国发明专利, 专利号 CN 108230718 B, 授权公告日 2017-05-10.
发明人何建平,郑宇鹏,孙丽萍. "A Process for Preparing High-Purity 4-(Difluoromethyl)-6-hydroxy-5-methylnicotinaldehyde" [P]. 中国发明专利, 专利号 CN 112135723 B, 授权公告日 2020-05-12.
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