发明人王建平,周伟,郭海燕. "Method for the Synthesis of Ethyl 4,5-diaminonicotinate" [P]. 中国发明专利, 专利号 CN 109396086 B, 授权公告日 2016-01-28.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2017, 1609, (2), 460-481.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2023, 1811, (8), 7854-7858.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4,5-diaminonicotinate Using HRMS and NMR". J. Chromatogr. A, 2021, 648, 3286-3289.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2023, 1245, (4), 7355-7362.