C4H8O
# C4H8O

The molecular formula $C_4H_8O$ may refer to:

* Butanone
* Butyraldehyde
* Crotyl alcohol
* Cyclobutanol
* 1,2-Epoxybutane
* 2,3-Epoxybutane
* Ethyl vinyl ether
* Isobutyraldehyde
* 2-Methoxypropene
* Tetrahydrofuran
