posted on 2016-09-14, 00:00authored byStephen
D. Holmbo, Nicole A. Godfrey, Joshua J. Hirner, Sergey V. Pronin
A catalytic
formal ene reaction between ketone-derived silyl enol
ethers and terminal alkynes is described. This transformation is uniquely
capable of bimolecular assembly of 2-siloxy-1,4-dienes and can be
used to access β,γ-unsaturated ketones containing quaternary
carbons in the α-position.