Johansson L, Nielsen H, Rossi M. "一种的合成方法" [P]. European Patent, EP 3365524 A1, 2022-11-12.
发明人罗永刚,郭海燕,周伟. "Method for the Synthesis of Ethyl 3-hydroxy-5-methylpicolinate" [P]. 中国发明专利, 专利号 CN 111206650 B, 授权公告日 2024-04-10.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2017, 312, (12), 3002-3030.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2014, 2144, (3), 1197-1205.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-hydroxy-5-methylpicolinate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2012, 1519, 8138-8159.