2-Methylbutanol
Aroma Chemical Top Note CAS 137-32-6
An ethereal alcoholic note with a fusel and winey character and a soft leathery facet. Fatty and natural, it adds a whiskey cocoa depth to compositions.
Odor profile
| Note | Top Note |
| Descriptor 1 | Fruity |
| Descriptor 2 | Fresh |
| Descriptor 3 | Green |
| Impact Level | Medium |
| Tenacity2 | 1 h |
2 Source: The Good Scents Company
Identification
| CAS Number | 137-32-6 |
| INCI Name | 2-methylbutanol |
| Category | Aroma Chemical |
| Formula | C5H12O |
| Mol. Weight | 88.15 |
| IUPAC Name | 2-methylbutan-1-ol |
| InChIKey | QPRQEDXDYOZYLA-UHFFFAOYSA-N |
Synonyms
butan-1-ol, 2-methyl-, 1-butanol, 2-methyl-, 1-butanol, 2-methyl-, (±)-, di-sec-butyl carbinol, 2-methyl butan-1-ol, 2-methyl butanol, 2-methyl butyl alcohol, 2-methyl butyl alcohol natural, (+/-)-2-methyl-1-butanol, DL-2-methyl-1-butanol, 2-methyl-1-butanol natural, methyl-2-butan-1-ol, methyl-2-butanol-1, 2-methyl-N-butanol, (1)-2-methylbutan-1-ol, 2-methylbutan-1-ol, nat.L-2-methylbutanol, 2-methylbutyl alcohol
Physical and chemical data
| Boiling Point | 128.00 °C |
| Flash Point | 43.33 °C |
| Density | 0.81500 |
| Refractive Index | 1.40900 |
| Vapor Pressure | 4.760000 mmHg @ 25.00 C. (est) |
| LogP | 1.290 |
| Solubility | alcohol; water, 3.22e+004 mg/L @ 25 C (est); water, 2.97E+04 mg/L @ 25 C (exp) |
| Appearance | colorless clear liquid |
All figures on this page are guide values collected from public reference works and supplier declarations. They differ between batches, origins and qualities. The data sheet of your own supplier is always the authoritative document for the material you actually use.