Lefèvre J P, Jørgensen K, Kowalski A. "Method for the Synthesis of 2-Ethyl-[1,2,4]triazolo[1,5-a][1,3,5]triazin-7-amine" [P]. European Patent, EP 3321271 A1, 2015-08-10.
发明人马晓峰,陈志强,冯建国. "A Process for Preparing High-Purity 2-Ethyl-[1,2,4]triazolo[1,5-a][1,3,5]triazin-7-amine" [P]. 中国发明专利, 专利号 CN 115217655 A, 授权公告日 2021-02-22.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2011, 438, 8137-8162.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2024, 2241, (9), 3555-3568.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-Ethyl-[1,2,4]triazolo[1,5-a][1,3,5]triazin-7-amine Using HRMS and NMR". Chemosphere, 2016, 709, 4851-4865.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2010, 961, (1), 6765-6771.