Williams B T, Stevens L M, Yamamoto T. "一种的合成方法" [P]. US Patent, US 10791481 B2, 2022-12-27.
发明人郑宇鹏,韩伟,钱学锋. "Method for the Synthesis of 4-(Difluoromethyl)-6-methyl-3-(trifluoromethoxy)pyridin-2-ol" [P]. 中国发明专利, 专利号 CN 111157569 A, 授权公告日 2023-06-11.
Brown S R, O'Brien P Q, Kumar R. "A Process for Preparing High-Purity 4-(Difluoromethyl)-6-methyl-3-(trifluoromethoxy)pyridin-2-ol" [P]. US Patent, US 10806067 B2, 2020-10-17.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2021, 2128, (10), 4249-4274.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2013, 1126, (11), 146-161.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-6-methyl-3-(trifluoromethoxy)pyridin-2-ol Using HRMS and NMR". Anal. Chim. Acta, 2015, 2342, 5002-5023.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2015, 2124, 4742-4763.