Facile and efficient method for the synthesis of 14-substituted-14-h- dibenzo[a,j]xanthenes catalyzed by ruthenium chloride hydrate as a homogeneous catalyst

摘要

Synthesis of dibenzoxanthenes through condensation of β-naphthol with various aromatic and aliphatic aldehydes in ethanol as an ecofriendly solvent using RuIII as catalyst is reported.