Ag-containing all-carbon 1,3-dipoles: generation and formal cycloaddition for furo[3,2-b]-β/γ-lactams
作者:Zhiguo Zhang、Qian Zhang、Zhikun Ni、Qun Liu
DOI:10.1039/b917856b
日期:——
A new strategy for highly diastereoselective synthesis of furo[3,2-b]-beta-lactams and furo[3,2-b]-gamma-lactams via a novel Ag(I)-mediated intramolecular1,3-dipolarcycloaddition of oxo-N-propargylamides, is developed and the possible mechanism of these transformation is proposed.