Stevens L M, Chen K W, Johnson M A. "Method for the Synthesis of 5-Hydrazinyl-[1,2,4]triazolo[1,5-a]pyrazine" [P]. US Patent, US 10258817 B2, 2017-02-04.
发明人杨光,韩伟,赵玉洁. "A Process for Preparing High-Purity 5-Hydrazinyl-[1,2,4]triazolo[1,5-a]pyrazine" [P]. 中国发明专利, 专利号 CN 112648404 A, 授权公告日 2016-02-10.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2015, 2054, (3), 7137-7160.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2011, 2469, (6), 353-363.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 5-Hydrazinyl-[1,2,4]triazolo[1,5-a]pyrazine Using HRMS and NMR". Environ. Sci. Technol., 2020, 2149, 2237-2243.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2015, 720, (2), 4958-4976.