acetoin aroma chemical - acetyl methyl carbinol; 3−hydroxybutan−2−one
A ketone with the molecular formula C4H8O2, it is naturally found in many dairy products and has an odour reminiscent of butter.
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Organoleptic Descriptorssweet, Fatty, buttery, creamy, dairy, milky
Common Applicationsapple, banana, butter, caramel, cheese, coconut, milk, strawberry
AppearanceColourless to pale yellow crystals and/or liquid
Refractive Index @20℃1.4170 - 1.4220
Specific Gravity @20℃0.990 - 1.030
Flash Point ℃45°C
Shelf Life (months)12
Storage RecommendationsCrystalline acetoin is a dimer which interconverts with a liquid monomer. To keep in the solid form, store below 15°C. The quality should be checked before use.