Kowalski A, Lefèvre J P, Johansson L. "Method for the Synthesis of 2-amino-3-nitropyridine-4-carboxylic acid" [P]. European Patent, EP 3715912 A1, 2020-03-16.
发明人胡光,沈红梅,郭海燕. "A Process for Preparing High-Purity 2-amino-3-nitropyridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116640070 B, 授权公告日 2018-08-18.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 2-amino-3-nitropyridine-4-carboxylic acid in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2023, 2465, (11), 5685-5710.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-amino-3-nitropyridine-4-carboxylic acid as an Impurity". Talanta, 2021, 1934, 8504-8526.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-amino-3-nitropyridine-4-carboxylic acid Using HRMS and NMR". Anal. Chim. Acta, 2023, 2310, (8), 868-882.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 2-amino-3-nitropyridine-4-carboxylic acid Profile in Drug Substances According to ICH Guidelines". Molecules, 2023, 1565, (3), 9163-9180.