CAS 513-86-0PubChem CID 179
Acetoin
Acetoin is a methyl ketone that is butan-2-one substituted by a hydroxy group at position 3. It has a role as a metabolite. It is a secondary alpha-hydroxy ketone and a methyl ketone. — ChEBI
- IUPAC name
- 3-hydroxybutan-2-one
- Molecular formula
- C4H8O2
- Molecular weight
- 88.11 g/mol
- Exact mass
- 88.052429494 Da
- XLogP3
- -0.3
- Topological polar surface area
- 37.3 Ų
- Hydrogen-bond donors
- 1
- Hydrogen-bond acceptors
- 2
- Covalent units
- 1
- Defined stereocentres
- 0
Also known as
3-hydroxy-2-butanoneDimethylketolAcetyl methyl carbinolacetylmethylcarbinol2,3-Butanolone2-Butanone, 3-hydroxy-2-Hydroxy-3-butanone1-Hydroxyethyl methyl ketone
16 more reported names
Methanol, acetylmethyl-Acethoingamma-Hydroxy-beta-oxobutaneDL-AcetoinFEMA No. 20082-AcetoinBG4D34CO2HNSC-7609CHEBI:156883H-2B butanoneRefChem:108993208-174-1Acetoin (natural)3-hydroxyl-2-butanoneCCRIS 2918HSDB 974
External database identifiers
- ChEBI:CHEBI:15688
- ChEMBL:CHEMBL3561873
- EPA DTXSID:DTXSID0024399
- PubMed:28595002
- PubMed:23295224
- PubMed:23049998
- PubMed:22989651
- PubMed:22980827
- PubMed:22909015
- PubMed:22805527
- PubMed:22728188
- PubMed:22714279
- PubMed:22709677
- PubMed:22704332
- PubMed:22701113
Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.