Vijay Nair, G; Beneesh, P B; Sreekumar, V; Suresh, E
(Royal Society of Chemistry, 2008)
Homoenolates generated from enals by nucleophilic heterocyclic carbene (NHC) catalysis undergo a conjugate addition/cyclization sequence with cyclic dienones, culminating in the efficient synthesis of spirocyclopentanones.