Mueller T C, Schröder R, Sørensen M. "Method for the Synthesis of 2-Amino-6-cyanonicotinic acid" [P]. European Patent, EP 3135376 A1, 2017-01-12.
发明人徐明华,张德明,杨光. "A Process for Preparing High-Purity 2-Amino-6-cyanonicotinic acid" [P]. 中国发明专利, 专利号 CN 109946427 A, 授权公告日 2016-02-23.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2017, 670, (1), 1654-1682.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2018, 2345, (3), 6852-6872.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-6-cyanonicotinic acid Using HRMS and NMR". Molecules, 2019, 2150, (12), 3848-3865.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2015, 1626, 2542-2561.