2-Ethylbutyric Acid
Aroma Chemical Heart Note CAS 88-09-5
An acidic fruity note with a whiskey character and a soft dry berry facet. Natural and sharp, it adds a fermented fruit lift to compositions.
Odor profile
| Note | Heart Note |
| Descriptor 1 | Acidic |
| Descriptor 2 | Neutral |
| Descriptor 3 | Pungent |
| Tenacity2 | 124 h |
2 Source: The Good Scents Company
Identification
| CAS Number | 88-09-5 |
| INCI Name | 2-ethylbutyric acid |
| Category | Aroma Chemical |
| Formula | C6H12O2 |
| Mol. Weight | 116.16 |
| IUPAC Name | 2-ethylbutanoic acid |
| InChIKey | OXQGTIUCKGYOAA-UHFFFAOYSA-N |
Synonyms
acetic acid, diethyl-, butanoic acid, 2-ethyl-, butyric acid, 2-ethyl-, diethyl acetic acid, diethylacetic acid, 2-ethyl butanoic acid, alpha-ethyl butyric acid, 2-ethyl-butanoic acid, 2-ethyl-butyric acid, 2-ethylbutanoic acid, a-ethylbutyric acid, alpha-ethylbutyric acid, 2-ethylbutyric acid FCC, 2-ethylbutyricacid, 3-pentane carboxylic acid, 3-pentanecarboxylic acid
Physical and chemical data
| Boiling Point | 193 °C |
| Melting Point | -15.00 °C |
| Flash Point | 87.78 °C |
| Density | 0.92300 |
| Refractive Index | 1.41200 |
| Vapor Pressure | 0.188000 mmHg @ 25.00 C. |
| LogP | 1.680 |
| Solubility | alcohol; water, 18000 mg/L @ 20 C (exp); For experimental / research use only. |
| Appearance | yellow brown 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.