Ethyl Levulinate
Aroma Chemical Top Note CAS 539-88-8
A sweet fruity note with berry and pineapple facets over a soft green floral base. A gentle rhubarb nuance adds freshness to fruity accords.
Odor profile
| Note | Top Note |
| Descriptor 1 | Fruity |
| Descriptor 2 | Fresh |
| Descriptor 3 | Green |
| Odor Impact1 | 70 |
| Impact Level | Medium |
| Tenacity1 | 5.2 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 | 539-88-8 |
| INCI Name | Ethyl laevulinate |
| Category | Aroma Chemical |
| Formula | C7H12O3 |
| Mol. Weight | 144.17 |
| IUPAC Name | ethyl 4-oxopentanoate |
| InChIKey | GMEONFUTDYJSNV-UHFFFAOYSA-N |
Synonyms
Ethal levulinate, Ethyl laevulate, Ethyl gamma ketovalerate, Pentanoic acid, 4-oxo-, ethyl ester, Ethyl 4-oxopentanoate, ethyl 3-acetyl propionate, ethyl 4-ketovalerate, ethyl 4-oxovalerate, ethyl acetyl propanoate, ethyl acetylpropanoate, ethyl ketovalerate, ethyl levulate, ethyl levulinate FCC, ethyl levulinate natural, ethyl-4-oxovalerate, ethyl-levulinate, laevulic acid ethyl ester, levulinic acid ethyl ester, 4-oxo-pentanoic acid ethyl ester, 4-keto valeric acid ethyl ester, 4-oxo valeric acid ethyl ester
Physical and chemical data
| Boiling Point | 93.5 °C @ 18 mmHg |
| Melting Point | 25.0 °C |
| Flash Point | 90.56 °C |
| Density | 1.009 |
| Refractive Index | 1.42 |
| Vapor Pressure | 0.249000 mmHg @ 25.00 C. (est) |
| LogP | 0.1 |
| Solubility | soluble in water and alcohol |
| 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.