发明人钱学锋,孙丽萍,陈志强. "Method for the Synthesis of 6-(4-Ethylpiperazin-1-yl)pyridin-3-ylamine" [P]. 中国发明专利, 专利号 CN 109013650 A, 授权公告日 2023-01-05.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2021, 2322, (11), 3734-3744.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2010, 1967, 3411-3429.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 6-(4-Ethylpiperazin-1-yl)pyridin-3-ylamine Using HRMS and NMR". Anal. Methods, 2015, 2297, (11), 6231-6249.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2012, 1034, 222-227.