1-Fluorobutane is the organofluorine compound with the formula CH<sub>3</sub>(CH<sub>2</sub>)<sub>3</sub>F. This compound belongs to the group of aliphatic, saturated halogenated hydrocarbons.
1-Fluorobutane can be obtained by reacting 1-bromobutane with mercury(II) fluoride.
The compound can also be obtained by reacting 1-bromobutane with potassium fluoride in ethylene glycol.
1-Fluorobutane is a low-temperature boiling liquid that is highly soluble in ethanol.
1-Fluorobutane can be used to etch semiconductors.