Roberts E F, Brown S R, Park J H. "Method for the Synthesis of 2-chloro-6-(methylamino)pyridine-4-carboxylic acid" [P]. US Patent, US 11674439 B2, 2024-08-16.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 2-chloro-6-(methylamino)pyridine-4-carboxylic acid in Pharmaceutical Formulations". J. Sep. Sci., 2011, 2207, (4), 724-733.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-chloro-6-(methylamino)pyridine-4-carboxylic acid as an Impurity". Environ. Sci. Technol., 2021, 961, 5004-5024.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-chloro-6-(methylamino)pyridine-4-carboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2016, 251, 8695-8712.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate 2-chloro-6-(methylamino)pyridine-4-carboxylic acid Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2010, 796, (12), 3052-3055.