Scheme 1From: Synthesis of some new pyrazolo[1,5-a]pyrimidine, pyrazolo[5,1-c]triazine, 1,3,4-thiadiazole and pyridine derivatives containing 1,2,3-triazole moietySynthesis of pyrazolo[1,5-a]pyrimidines (5a–c), 1,2,4-triazolo[1,5-a]pyrimidine (5d), benzo [4,5]imidazo[1,2-a]pyrimidine (5e), and pyrido[2′,3′:3,4]pyrazolo[1,5-a]pyrimidine (5f)Back to article page