Sa. Petrich et al., THE APPLICATION OF SYMMETRICAL VINAMIDINIUM SALTS TO THE PREPARATION OF MONOSUBSTITUTED TRIAZOLO[1,5-A]-PYRIMIDINES, Heterocycles, 40(2), 1995, pp. 729-742
The reaction of 2-substituted vinamidinium salts with 3-amino-1,2,4-tr
iazole under basic conditions to yield 6-substituted triazolo[1,5-a]-p
yrimidines is described.