本文采用廉价铜作催化剂,使用N,N-二甲基甲酰胺(DMF)作为羰基源,与2-卤代苯胺,硫化钾反应,一锅法成功地合成苯并噻唑酮,产率最高可达87%。
An efficient Cu-catalyzed one-pot synthesis of benzothiazolones directly from 2-haloanilines,potassium sulfide and N,N- dimethylformamide( DMF) as carbonyl source has been developed with yields up to 87%.