Solvent-Free Synthesis of<i>N,N</i>′-Diarylureas Using Microwave Technology
作者:Ting Sun、Jing Li、Yu-Lu Wang
DOI:10.1002/jccs.200300065
日期:2003.6
A simple and rapid solvent-freesynthesis of N,N′-diarylureas in a microwave oven has been reported for the first time. Nine compounds were synthesized. The reaction time is short (2∼5 min) and gives excellent yield (80–95%).