2,5-Dihydrofuran is an

organic compound Some chemical authorities define an organic compound as a chemical compound that contains a carbon–hydrogen or carbon–carbon bond; others consider an organic compound to be any chemical compound that contains carbon. For example, carbon-co ...

classified as a monounsaturated derivative of

furan Furan is a Heterocyclic compound, heterocyclic organic compound, consisting of a five-membered aromatic Ring (chemistry), ring with four carbon Atom, atoms and one oxygen atom. Chemical compounds containing such rings are also referred to as f ...

. It is a colorless, volatile liquid. It can be produced from the acid-catalyzed rearrangement 1butene 3,4epoxide.G. Wytze Meindersma, Matthias Maase and André B. Haan "Ionic Liquids" in Ullmann's Encyclopedia Of Industrial Chemistry 2007, Wiley-VCH, Weinheim.

References

Dihydrofurans {{heterocyclic-stub