Non-metal-catalysed intramolecular alkyne cyclotrimerization reactions promoted by focussed microwave heating in batch and flow modes.
A number of oligomeric alkynes underwent [2 + 2 + 2] intramolecular trimerization to afford arenes under metal-free conditions using focussed microwave heating.
Saaby
Steen
S
Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge, UK CB2 1EW.
Baxendale
Ian R
IR
Ley
Steven V
SV