Park J H, Lee S K, Hughes D C. "一种2-(4-(二氟甲基)-3-羟基-5-(三氟甲基)吡啶-2-基)乙酸的合成方法" [P]. US Patent, US 9754075 B2, 2025-07-19.
发明人黄志刚,冯建国,钱学锋. "Method for the Synthesis of 2-(4-(Difluoromethyl)-3-hydroxy-5-(trifluoromethyl)pyridin-2-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 110187311 A, 授权公告日 2023-02-14.
发明人周伟,李文辉,冯建国. "A Process for Preparing High-Purity 2-(4-(Difluoromethyl)-3-hydroxy-5-(trifluoromethyl)pyridin-2-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 115902307 B, 授权公告日 2019-04-16.
参考文献 Literature
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