发明人沈红梅,高志强,林芳. "Method for the Synthesis of 4-(Difluoromethyl)-5-fluoro-2-(hydroxymethyl)pyridin-3-ol" [P]. 中国发明专利, 专利号 CN 114326669 A, 授权公告日 2019-05-01.
发明人赵玉洁,郭海燕,刘建华. "A Process for Preparing High-Purity 4-(Difluoromethyl)-5-fluoro-2-(hydroxymethyl)pyridin-3-ol" [P]. 中国发明专利, 专利号 CN 109619969 A, 授权公告日 2021-06-15.
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