发明人何建平,周伟,杨光. "Method for the Synthesis of 2-(Methylthio)-5-nitropyridin-4-amine" [P]. 中国发明专利, 专利号 CN 116968082 A, 授权公告日 2020-10-21.
发明人朱建伟,周伟,黄志刚. "A Process for Preparing High-Purity 2-(Methylthio)-5-nitropyridin-4-amine" [P]. 中国发明专利, 专利号 CN 117194907 A, 授权公告日 2015-11-28.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2017, 2041, 6905-6927.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2018, 2368, (4), 2021-2032.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Methylthio)-5-nitropyridin-4-amine Using HRMS and NMR". Anal. Chim. Acta, 2012, 1530, 9263-9268.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2018, 1731, 2262-2281.