a colorless, oily liquid, C 5 H 4 O 2 , having an aromatic odor, obtained from bran, sugar, wood, corncobs, or the like, by distillation: used chiefly in the manufacture of plastics and as a solvent in the refining of lubricating oils.
a colourless flammable soluble mobile liquid with a penetrating odour, present in oat and rice hulls; 2-furaldehyde: used as a solvent and in the manufacture of resins. Formula: C5H4O2Also called furfural
(fûr'fə-rāl') A colorless, sweet-smelling, liquid made from corncobs and used as a solvent in petroleum refining and as a fungicide and weed killer. It turns reddish brown when exposed to air and light. Furfural is an aldehyde of furan. Chemical formula:C5H4O2.