Roberts E F, Park J H, Schröder R. "一种的合成方法" [P]. US Patent, US 10520086 B2, 2016-08-21.
Björnsson E, Schröder R, Martínez F. "Method for the Synthesis of 7-(Ethylthio)-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine" [P]. European Patent, EP 3432170 A1, 2019-10-28.
发明人沈红梅,张德明,唐晓军. "A Process for Preparing High-Purity 7-(Ethylthio)-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine" [P]. 中国发明专利, 专利号 CN 108917268 A, 授权公告日 2015-12-06.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2014, 859, (8), 1299-1315.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2015, 1279, 8181-8203.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 7-(Ethylthio)-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2019, 1404, 5925-5936.