发明人黄志刚,徐明华,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117905686 A, 授权公告日 2021-12-01.
发明人朱建伟,罗永刚,马晓峰. "Method for the Synthesis of 2,4-Diamino-5-(difluoromethyl)nicotinaldehyde" [P]. 中国发明专利, 专利号 CN 114448852 B, 授权公告日 2018-12-13.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2010, 2231, (6), 2559-2580.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2011, 131, 7077-7102.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 2,4-Diamino-5-(difluoromethyl)nicotinaldehyde Using HRMS and NMR". J. Sep. Sci., 2015, 2214, 3107-3130.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2021, 2223, 8108-8119.