O'Brien P Q, Anderson J P, Davis P L. "一种的合成方法" [P]. US Patent, US 11855091 B2, 2025-04-20.
发明人罗永刚,徐明华,郭海燕. "Method for the Synthesis of 4-Bromo-5-(difluoromethyl)-3-hydroxypicolinic acid" [P]. 中国发明专利, 专利号 CN 109166004 B, 授权公告日 2018-09-16.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2014, 211, 7025-7029.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2017, 1692, (4), 5639-5653.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-5-(difluoromethyl)-3-hydroxypicolinic acid Using HRMS and NMR". J. Sep. Sci., 2011, 231, (8), 177-182.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2025, 2159, (9), 429-435.