发明人孙丽萍,韩伟,刘建华. "Method for the Synthesis of 3-Ethoxypyridine-2,5-diamine" [P]. 中国发明专利, 专利号 CN 111301090 B, 授权公告日 2018-01-05.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2012, 664, (12), 4202-4232.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2024, 123, (5), 3700-3725.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethoxypyridine-2,5-diamine Using HRMS and NMR". Anal. Chim. Acta, 2021, 1005, (9), 41-58.