T. Kondo et al., A NEW ROUTE TO 2(5H)-FURANONES VIA RUTHENIUM-CATALYZED OXIDATIVE CYCLOCARBONYLATION OF ALLYLIC ALCOHOLS, Journal of the Chemical Society, Chemical Communications, (6), 1994, pp. 755-756
Several 2(5H)-furanones are readily prepared in moderate to high yield
s by ruthenium-catalysed oxidative cyclocarbonylation of 1,1-disubstit
uted allyl alcohols.