Ethyl Butyrate
Aroma Chemical Top Note CAS 105-54-4
A juicy fruity note with pineapple and banana facets and an ethereal lift. Very diffusive, it is a classic fresh top note for fruity compositions.
Odor profile
| Note | Top Note |
| Descriptor 1 | Fruity |
| Descriptor 2 | Sweet |
| Descriptor 3 | Raspberry |
| Odor Impact1 | 460 |
| Tenacity1 | 0.9 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 | 105-54-4 |
| INCI Name | Ethyl butyrate |
| Category | Aroma Chemical |
| Formula | C6H12O2 |
| Mol. Weight | 116.16 |
| IUPAC Name | ethyl butanoate |
| InChIKey | OBNCKNCVKJNDBV-UHFFFAOYSA-N |
Synonyms
Ethyl Butanoate, Butanoic acid, ethyl ester Ethyl butyrate, Butyric ether, Butter ether, butanoic acid ethyl ester, butanoic acid, ethyl ester, butyric acid ethyl ester, butyric acid ethylester, butyric acid, ethyl ester, butyric ester, ethyl butryate, nat. ethyl butyrate, ethyl butyrate (natural), ethyl butyrate (natural) FCC, ethyl butyrate FCC, ethyl butyrate natural, ethyl butyrate USP, ethyl N-butanoate, ethyl N-butyrate
Physical and chemical data
| Boiling Point | 121.1 °C |
| Melting Point | -92.8 °C |
| Flash Point | 23.9 °C |
| Density | 0.8735 |
| Refractive Index | 1.3898 |
| Vapor Pressure | 12.8 [mmHg] |
| LogP | 1.3 |
| Solubility | In water, 4.9X10+3 mg/L at 20 °C |
| Appearance | Ethyl butyrate appears as a clear colorless liquid with a pineapple-like odor. Flash point 78 °F. Less dense than water and insoluble in water. Vapors heavier than air. |
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.