Isopropyl 2-Methylbutyrate
Aroma Chemical Top Note CAS 66576-71-4
A fruity green note with a tutti frutti character and a soft coconut facet. Tropical and natural, it adds a green fruit lift to compositions.
Odor profile
| Note | Top Note |
| Descriptor 1 | Fruity |
| Descriptor 2 | Pear |
| Descriptor 3 | Pineapple |
| Impact Level | Medium |
| Tenacity2 | 1 h |
2 Source: The Good Scents Company
Identification
| CAS Number | 66576-71-4 |
| Category | Aroma Chemical |
| Formula | C8H16O2 |
| Mol. Weight | 144.21 |
| IUPAC Name | propan-2-yl 2-methylbutanoate |
| InChIKey | DIRDKDDFAMNBNY-UHFFFAOYSA-N |
Synonyms
butanoic acid, 2-methyl-, 1-methylethyl ester, butyric acid, 2-methyl-, 1-methylethyl ester, 1-methyl ethyl 2-methyl butanoate, 1-methylethyl 2-methylbutanoate, propan-2-yl 2-methylbutanoate, iso propyl 2 methyl butyrate, iso propyl 2-methyl butanoate, iso propyl 2-methylbutanoate, iso propyl 2-methylbutyrate, iso propyl methyl-2-butyrate, iso-propyl-2-methylbutyrate, strawberry butyrate
Physical and chemical data
| Boiling Point | 140 °C @ 727 mmHg |
| Flash Point | 32.78 °C |
| Density | 0.84700 |
| Refractive Index | 1.39300 |
| Vapor Pressure | 5.102000 mmHg @ 25.00 C. (est) |
| LogP | 2.511 |
| Solubility | alcohol; water, 412.1 mg/L @ 25 C (est); alcoholic, good |
| Appearance | colorless 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.