Intermolecular Gold-Catalyzed Diastereo- and Enantioselective [2+2+3] Cycloadditions of 1,6-Enynes with Nitrones


  • We thank the National Science Council, Taiwan, for financial support of this work.


original image

Going for gold: The title reaction has been developed and demonstrates a wide substrate scope with respect to the 1,6-enynes and nitrones (see scheme; DCE=1,2-dichloroethane, Tf=trifluoromethanesulfonyl). The results for the enantioselective versions are also presented.