发明人张德明,沈红梅,周伟. "一种2-(4-(二氟甲基)-5-甲氧基-6-(三氟甲基)吡啶-2-基)乙酸的合成方法" [P]. 中国发明专利, 专利号 CN 115907466 A, 授权公告日 2019-03-24.
发明人朱建伟,冯建国,杨光. "Method for the Synthesis of 2-(4-(Difluoromethyl)-5-methoxy-6-(trifluoromethyl)pyridin-2-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 110948084 B, 授权公告日 2020-12-25.
发明人王建平,徐明华,沈红梅. "A Process for Preparing High-Purity 2-(4-(Difluoromethyl)-5-methoxy-6-(trifluoromethyl)pyridin-2-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 108618918 B, 授权公告日 2022-10-15.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of 2-(4-(二氟甲基)-5-甲氧基-6-(三氟甲基)吡啶-2-基)乙酸 in Pharmaceutical Formulations". Chromatographia, 2025, 948, 3508-3524.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-(4-(二氟甲基)-5-甲氧基-6-(三氟甲基)吡啶-2-基)乙酸 as an Impurity". J. Agric. Food Chem., 2019, 245, (12), 7709-7717.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-(Difluoromethyl)-5-methoxy-6-(trifluoromethyl)pyridin-2-yl)acetic acid Using HRMS and NMR". J. Nat. Prod., 2025, 1295, (2), 3071-3080.