Synthesis and tautomerism of 5,7-diaryl-4,7(6,7)-dihydrotetrazolo[1,5a]pyrimidines
Abstract5,7-Diaryl-4,7(6,7)-dihydrotetrazolo[1,5-a]pyrimidines were synthesized by the cyclocondensation of 5-aminotetrazole with chalcones. The tautomerism of the compounds obtained is discussed.