3-methyl acetoin
2-butanone, 3-hydroxy-3-methyl-
Identification
| Name | 3-methyl acetoin |
| CAS Number | 115-22-0 |
| EINECS | 204-073-1 |
| FDA UNII | Search |
| Molecular Formula | C5 H10 O2 |
| Molecular Weight | 102.13310000 |
| MDL Number | MFCD00004460 |
| Nikkaji Number | J95.395D |
| Beilstein | 1616385 |
Regulatory
Physical Properties
| Appearance | colorless to pale yellow clear liquid (est) |
| Assay | 95.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 0.95400 to 0.96400 @ 20.00 °C. |
| Pounds per Gallon - (est). | 7.947 to 8.031 |
| Refractive Index | 1.41400 to 1.41800 @ 20.00 °C. |
| Boiling Point | 140.00 to 141.00 °C. @ 760.00 mm Hg, 145.00 to 146.00 °C. @ 760.00 mm Hg (est) |
| Vapor Pressure | 1.945000 mmHg @ 25.00 °C. (est) |
| Flash Point | 108.00 °F. TCC ( 42.22 °C. ) |
| logP (o/w) | 0.112 (est) |
| Soluble in | water, 3.13e+005 mg/L @ 25 °C (est) |
No sensory data available
Safety Information
| Preferred SDS | View |
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | natural substances and extractives |
| Recommendation for 3-methyl acetoin usage levels up to | not for fragrance use. |
| Recommendation for 3-methyl acetoin flavor usage levels up to | not for flavor use. |
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Potential Uses
Natural Occurrence
Synonyms
acetyldimethylcarbinol
butan-3-one, 2-hydroxy-2-methyl-
2-
butanone, 3-hydroxy-3-methyl-
dimethyl acetyl carbinol
dimethylacetylcarbinol
1-
hydroxy-1-methylethyl methyl ketone
2-
hydroxy-2-methyl-3-butanone
3-
hydroxy-3-methyl butanone
3-
hydroxy-3-methyl-2-butanone
3-
hydroxy-3-methylbutan-2-one
2-
hydroxyisopropyl methyl ketone
2-
methyl-2-hydroxybutan-3-one
3-
methylacetoin
PubMed:
Kinetics and mechanism of the tropospheric reaction of 3-hydroxy-3-methyl-2-butanone with Cl atoms.
PubMed:
Structurally diagnostic ion-molecule reactions: acylium ions with alpha-, beta- and gamma-hydroxy ketones.
PubMed:
Specificity of the Westerfeld adaptation of the Voges-Proskauer test.