发明人张德明,韩伟,周伟. "Method for the Synthesis of 2-(4-(Difluoromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridin-2-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 117289070 A, 授权公告日 2023-12-27.
发明人沈红梅,刘建华,何建平. "A Process for Preparing High-Purity 2-(4-(Difluoromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridin-2-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 108506517 B, 授权公告日 2016-10-28.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2010, 181, 9481-9493.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2019, 1672, (1), 2527-2553.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 2-(4-(Difluoromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridin-2-yl)acetic acid Using HRMS and NMR". Food Chem., 2016, 313, 9027-9046.