Kumar R, Yamamoto T, Lee S K. "Method for the Synthesis of 4-(Difluoromethyl)-2,6-dimethoxypyridin-3-ol" [P]. US Patent, US 10598584 B2, 2022-02-08.
发明人郑宇鹏,张德明,郭海燕. "A Process for Preparing High-Purity 4-(Difluoromethyl)-2,6-dimethoxypyridin-3-ol" [P]. 中国发明专利, 专利号 CN 108739449 B, 授权公告日 2024-02-24.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2022, 986, 264-273.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2014, 2188, (9), 2500-2526.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-2,6-dimethoxypyridin-3-ol Using HRMS and NMR". J. Chromatogr. A, 2015, 1219, 294-319.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2016, 769, (9), 630-650.