A convenient route to the 1,2,5-oxadiazole-substituted 1,2,4-triazolo[1,5-a]pyrimidine derivatives
作者:Mikhail A. Prezent、Sergey V. Baranin
DOI:10.1007/s10593-019-02590-7
日期:2019.11
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.
从可用的4-氨基-1,2开始,方便地合成具有3-氨基-1,2,5-恶二唑取代基的1,2,4-三唑和1,2,4-三唑并[1,5- a ]嘧啶已经开发出了5-5-恶二唑-3-碳酰肼和苯甲酰氰胺。