发明人冯建国,张德明,何建平. "Method for the Synthesis of 4-(2,2,2-Trifluoroethoxy)nicotinic acid" [P]. 中国发明专利, 专利号 CN 112757216 A, 授权公告日 2016-01-02.
发明人林芳,韩伟,孙丽萍. "A Process for Preparing High-Purity 4-(2,2,2-Trifluoroethoxy)nicotinic acid" [P]. 中国发明专利, 专利号 CN 113134263 A, 授权公告日 2019-04-17.
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