Yamamoto T, O'Brien P Q, Lee S K. "一种的合成方法" [P]. US Patent, US 11558039 B2, 2021-11-11.
发明人刘建华,胡光,钱学锋. "Method for the Synthesis of N1-{5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}ethane-1,2-diamine dihydrochloride" [P]. 中国发明专利, 专利号 CN 116311171 B, 授权公告日 2016-09-17.
发明人沈红梅,黄志刚,胡光. "A Process for Preparing High-Purity N1-{5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}ethane-1,2-diamine dihydrochloride" [P]. 中国发明专利, 专利号 CN 112407946 B, 授权公告日 2019-10-27.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2021, 690, (12), 368-380.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2017, 1343, 3740-3764.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of N1-{5-methyl-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl}ethane-1,2-diamine dihydrochloride Using HRMS and NMR". Anal. Chem., 2017, 1323, 9418-9428.