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A CONVENIENT ROUTE TO THE 1,2,5-OXADIAZOLE-SUBSTITUTED 1,2,4-TRIAZOLO[1,5-a]PYRIMIDINE DERIVATIVES

Mikhail A. Prezent, Sergey V. Baranin
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Abstract


A convenient synthesis of 1,2,4-triazole and 1,2,4-triazolo[1,5-a]pyrimidines with 3-amino-1,2,5-oxadiazole substituent starting from available 4-amino-1,2,5-oxadiazole-3-carbohydrazide and benzoyl cyanamide has been developed.

Keywords


benzoyl cyanamide; 1,2,5-oxadiazole; 1,2,4-triazole; 1,2,4-triazolo[1,5-a]pyrimidine; catalytic addition reactions.

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