作者:V. M. Chernyshev、A. N. Sokolov、V. A. Taranushich
DOI:10.1134/s1070427206070172
日期:2006.7
An improved procedure is suggested for preparing 2-amino-1,2,4-triazolo[1,5-a]pyrimidines from 3,5-diamino-1,2,4-triazole and unsaturated aromatic ketones, with acetyl protection of the amino group in the step of oxidation of 2-amino-4,7-dihydro-1,2,4-triazolo[1,5-a]pyrimidines.