Ethyl Amyl Ketone
Aroma Chemical Top Note CAS 106-68-3
A fresh herbal note with a lavender character and a soft mushroom nuance. Slightly fruity and spicy, it adds a natural green lift to fougere and herbal accords.
Odor profile
| Note | Top Note |
| Descriptor 1 | Herbal |
| Descriptor 2 | Fruity |
| Descriptor 3 | Mushroom |
| Odor Impact1 | 330 |
| Tenacity1 | 1 h |
| Tenacity2 | 4 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 | 106-68-3 |
| INCI Name | Amyl ethyl ketone |
| Category | Aroma Chemical |
| Formula | C8H16O |
| Mol. Weight | 128.21 |
| IUPAC Name | octan-3-one |
| InChIKey | RHLVCLIPMVJYKS-UHFFFAOYSA-N |
Synonyms
3-Octanone, Octanone, Eak, Amyl ethyl Ketone, Ethyl pentyl ketone, Ethyl amyl ketone 3-Octanone, 5-Methyl-3-heptanone, E.a.k, N-amyl ethyl ketone, ethyl N-amyl ketone, ethyl N-pentyl ketone, ethylamylketone, heptanone, methyl-, ethyl pentyl, oct-3-one, octan-3-one, 3-oxo octane, N-octanone-3, ketone
Physical and chemical data
| Boiling Point | 168.0 °C |
| Melting Point | -23.0 °C |
| Flash Point | 46.1 °C |
| Density | 0.822 |
| Refractive Index | 1.415 |
| Vapor Pressure | 2.0 [mmHg] |
| LogP | 2.3 |
| Solubility | In water, 2.6X10+3 mg/L at 20 °C |
| Appearance | Ethyl n-amyl ketone appears as a clear colorless liquid with a pungent odor. Insoluble in water and partially soluble in alcohol. Vapors are denser than air and may have a narcotic effect in high conc |
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.