发明人杨光,张德明,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112595425 A, 授权公告日 2020-06-08.
Patel M V, Stevens L M, Brown S R. "Method for the Synthesis of 4-(Difluoromethyl)-2-fluoro-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine" [P]. US Patent, US 9130079 B2, 2024-08-05.
发明人高志强,罗永刚,林芳. "A Process for Preparing High-Purity 4-(Difluoromethyl)-2-fluoro-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine" [P]. 中国发明专利, 专利号 CN 116101815 A, 授权公告日 2018-06-08.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2011, 721, (5), 9645-9670.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2016, 1600, 9901-9911.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-2-fluoro-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2010, 180, 7926-7945.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2020, 2403, (2), 5914-5928.