发明人孙丽萍,林芳,刘建华. "Method for the Synthesis of 2-Chloro-4-(difluoromethyl)-3-methoxy-6-methylpyridine" [P]. 中国发明专利, 专利号 CN 112324692 B, 授权公告日 2021-08-04.
发明人朱建伟,赵玉洁,何建平. "A Process for Preparing High-Purity 2-Chloro-4-(difluoromethyl)-3-methoxy-6-methylpyridine" [P]. 中国发明专利, 专利号 CN 116655400 B, 授权公告日 2024-01-18.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2019, 1709, 95-109.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2020, 2432, 1861-1880.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 2-Chloro-4-(difluoromethyl)-3-methoxy-6-methylpyridine Using HRMS and NMR". J. Chromatogr. A, 2016, 338, 8289-8296.