2-Methyl-4-Phenyl-2-Butanol
Aroma Chemical Top Note CAS 103-05-9
A clean fresh green floral note with a lily of the valley character and a soft rose facet. Mild and versatile, it works as a gentle floral blender even at high levels.
Odor profile
| Note | Top Note |
| Descriptor 1 | Floral |
| Descriptor 2 | Rose |
| Descriptor 3 | Citrus |
| Odor Impact1 | 65 |
| Impact Level | Medium |
| Tenacity1 | 2 h |
| Tenacity2 | 244 h |
1 Source: PerfumersWorld
2 Source: The Good Scents Company
Both tenacity figures are blotter life. The two labs use different evaluation protocols, so the numbers are not directly comparable — read them as two independent readings, not as a contradiction.
Identification
| CAS Number | 103-05-9 |
| INCI Name | Methyl phenylbutanol |
| Category | Aroma Chemical |
| Formula | C11H16O |
| Mol. Weight | 164.24 |
| IUPAC Name | 2-methyl-4-phenylbutan-2-ol |
| InChIKey | YXVSKJDFNJFXAJ-UHFFFAOYSA-N |
Synonyms
Dimethyl Phenyl Ethyl Carbinol, Dimethyl-3-phenyl-1-propanol, 1,1-dimethyl-3-phenyl-1-propanol, Methyl-4-phenyl-2-butanol, Dimethyl Benzene Propanol, Alpha,alpha, Phenyl ethyl dimethyl carbinol, benzenepropanol, a,a-dimethyl-, benzyl-tert-butanol, 2-butanol, 2-methyl-4-phenyl-, carbinol muguet (Firmenich), di methyl phenyl ethyl carbinol, alpha,alpha-dimethyl benzene propanol, dimethyl phenethyl carbinol, dimethyl phenylethyl carbinol, 1,1-dimethyl-3-phenyl propanol, 1,1-dimethyl-3-phenyl propyl alcohol, 1,1-dimethyl-3-phenylpropanol, 1,1-dimethyl-3-phenylpropyl alcohol, alpha,alpha-dimethyl-gamma-phenyl propyl alcohol, dimethylphenethylcarbinol, dimethylphenyl ethyl carbinol, 2-methyl-4-phenyl butan-2-ol, 2-methyl-4-phenylbutan-2-ol, muguet carbinol, phenethyl dimethyl carbinol, 2-phenethyl-2-propanol, 2-phenyl ethyl-2-propanol, 2-(2-phenyl ethyl)-2-propanol, 2-(2-phenylethyl)-2-propanol, 3-phenylpropanol, 1,1-dimethyl-, 1-propanol, 1,1-dimethyl-3-phenyl-
Physical and chemical data
| Boiling Point | 238 °C |
| Melting Point | 29.5 °C |
| Flash Point | 127.22 °C |
| Density | 0.96 |
| Refractive Index | 1.506 |
| Vapor Pressure | 0.098000 mmHg @ 25.00 C. (est) |
| LogP | 2.1 |
| Solubility | Soluble in fats; Slightly soluble in water |
| Appearance | Solid |
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.