Tetrasubstituted 2-Imidazolones via Ag(I)-Catalyzed Cycloisomerization of Propargylic Ureas
作者:Vsevolod A. Peshkov、Olga P. Pereshivko、Sweta Sharma、Thirumal Meganathan、Virinder S. Parmar、Denis S. Ermolat’ev、Erik V. Van der Eycken
DOI:10.1021/jo200789t
日期:2011.7.15
A one-pot protocol based on a Ag(I)-catalyzed cycloisomerization of propargylic ureas, derived from secondary propargylamines and isocyanates, was developed for the generation of the 2-imidazolone core.
开发了一种基于二元炔丙胺和异氰酸酯衍生的炔丙脲的Ag(I)催化环异构化的一锅方案,用于生成2-咪唑啉酮核。