发明人沈红梅,王建平,刘建华. "Method for the Synthesis of 1805404-90-3
4-(Difluoromethyl)-3-hydroxy-2-(trifluoromethyl)pyridine-6-carboxaldehyde" [P]. 中国发明专利, 专利号 CN 114071028 A, 授权公告日 2015-05-19.
发明人孙丽萍,胡光,黄志刚. "A Process for Preparing High-Purity 1805404-90-3
4-(Difluoromethyl)-3-hydroxy-2-(trifluoromethyl)pyridine-6-carboxaldehyde" [P]. 中国发明专利, 专利号 CN 110527915 B, 授权公告日 2015-12-14.
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