摘要
The efficient and one-pot synthesis of 4-substituted-l,2,4-triazolidin-3,5-dione derivatives （4- substituted urazoles） via combination of triphosgene, substituted anilines, and ethyl carbazate in the presence of cesium carbonate is presented.
The efficient and one-pot synthesis of 4-substituted-l,2,4-triazolidin-3,5-dione derivatives （4- substituted urazoles） via combination of triphosgene, substituted anilines, and ethyl carbazate in the presence of cesium carbonate is presented.
基金
Financial support to this work by the Ilam University, Ilam, Iran
