发明人孙丽萍,李文辉,冯建国. "Method for the Synthesis of 4-(Difluoromethyl)-3-fluoro-5-methoxy-2-methylpyridine" [P]. 中国发明专利, 专利号 CN 114230122 B, 授权公告日 2017-07-14.
Yamamoto T, Roberts E F, Davis P L. "A Process for Preparing High-Purity 4-(Difluoromethyl)-3-fluoro-5-methoxy-2-methylpyridine" [P]. US Patent, US 11741886 B2, 2024-08-19.
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. Chromatogr. A, 2023, 111, (9), 4575-4581.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2013, 2054, 2625-2634.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-3-fluoro-5-methoxy-2-methylpyridine Using HRMS and NMR". J. Sep. Sci., 2022, 491, 3276-3286.