Jørgensen K, Mueller T C, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3836365 A1, 2025-03-12.
发明人赵玉洁,胡光,罗永刚. "Method for the Synthesis of 4-(Difluoromethyl)-5-fluoro-3-(trifluoromethyl)picolinic acid" [P]. 中国发明专利, 专利号 CN 110678529 B, 授权公告日 2023-06-21.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2014, 231, (7), 7890-7900.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2018, 2349, (12), 8729-8750.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-5-fluoro-3-(trifluoromethyl)picolinic acid Using HRMS and NMR". Anal. Chem., 2020, 1720, 171-196.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2016, 1967, (2), 9474-9489.