title: Rate enhancement by ethylene in the Ru-catalyzed ring-closing metathesis of enynes: evidence for an "ene-then-yne" pathway that diverts through a second catalytic cycle.
authors.affiliation: School of Chemistry, University of Bristol, Cantock's Close, Bristol BS8 1TS, UK. guy.lloyd-jones@bris.ac.uk
authors.forename: Guy C
authors.initials: GC
authors.lastname: Lloyd-Jones
authors.forename: Robert G
authors.initials: RG
authors.lastname: Margue
authors.forename: Johannes G
authors.initials: JG
authors.lastname: de Vries