HELVETICA CHIMICA ACTA, vol.93, no.7, pp.1336-1343, 2010 (SCI-Expanded)
Furo[3,2-c]pyran-4-ones, which possess a natural-product skeleton, are synthesized via a simple, one-pot, three-component reaction of furan-2,3-diones with dialkyl acetylenedicarboxylates and Ph3P.