Nielsen H, Sørensen M, Nowak P. "一种的合成方法" [P]. European Patent, EP 3385478 A1, 2019-11-04.
发明人马晓峰,韩伟,徐明华. "Method for the Synthesis of Methyl 4-amino-6-ethylpicolinate" [P]. 中国发明专利, 专利号 CN 114127868 B, 授权公告日 2022-03-14.
Rossi M, Nowak P, Johansson L. "A Process for Preparing High-Purity Methyl 4-amino-6-ethylpicolinate" [P]. European Patent, EP 3518970 A1, 2023-02-24.
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". Rapid Commun. Mass Spectrom., 2016, 482, 5631-5660.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2011, 2050, (12), 3309-3334.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4-amino-6-ethylpicolinate Using HRMS and NMR". Anal. Methods, 2011, 1743, (12), 6600-6608.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2024, 1668, (8), 7188-7218.