1. Used for producing denatured alcohol, perfume, fruit essence, isobutene, etc.
2. Solvents for molecular weight determination and reference substances for chromatographic analysis.In addition, it is often substituted for n-butanol as a solvent for coatings and medicines.
3. Used as solvent and standard substance for chromatographic analysis.
4. Used for perfume synthesis.
5. Used as fuel additive for internal combustion engine (to prevent carburetor from freezing) and antiknock agent.