发明人唐晓军,何建平,马晓峰. "Method for the Synthesis of 3-(4-Ethylpiperazin-1-yl)-1H-1,2,4-triazol-5-amine" [P]. 中国发明专利, 专利号 CN 109690621 A, 授权公告日 2024-05-13.
发明人韩伟,杨光,沈红梅. "A Process for Preparing High-Purity 3-(4-Ethylpiperazin-1-yl)-1H-1,2,4-triazol-5-amine" [P]. 中国发明专利, 专利号 CN 109616843 A, 授权公告日 2015-05-02.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2015, 1224, (4), 2600-2620.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2012, 1550, (6), 1554-1558.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 3-(4-Ethylpiperazin-1-yl)-1H-1,2,4-triazol-5-amine Using HRMS and NMR". J. Nat. Prod., 2011, 1631, (4), 5936-5952.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2022, 583, (10), 8472-8489.