A colorless, sweet-smelling, oily liquid, C5 H4 O2 , made from corncobs and other cellulosic wastes and used in the synthesis of furan derivatives, as a solvent for nitrocellulose, cellulose acetate, and certain dyes, and as a fungicide and insecticide.
A colorless, sweet-smelling, oily liquid, C4H3OCHO, produced from corncobs, oat hulls, and other cereal wastes, used as a solvent and to make dyes, lacquers, synthetic resins, etc.
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.