3-Methylbutyl 2-Methylpropanoate
Aroma Chemical Top Note CAS 2050-01-3
A fruity ethereal note with a tropical green character and a soft grape facet. Natural and ripe, it adds an apple banana lift to compositions.
Odor profile
| Note | Top Note |
| Descriptor 1 | Fruity |
| Descriptor 2 | Sweet |
| Descriptor 3 | Apricot |
| Impact Level | Medium |
| Tenacity2 | 1 h |
2 Source: The Good Scents Company
Identification
| CAS Number | 2050-01-3 |
| INCI Name | Isoamyl isobutyrate |
| Category | Aroma Chemical |
| Formula | C9H18O2 |
| Mol. Weight | 158.24 |
| IUPAC Name | 3-methylbutyl 2-methylpropanoate |
| InChIKey | VFTGLSWXJMRZNB-UHFFFAOYSA-N |
Synonyms
iso amyl 2-methyl propanoate, iso amyl 2-methylpropanoate, iso amyl iso butyrate, iso-amyl iso-butyrate, nat.iso amyl isobutyrate, iso amyl isobutyrate (3-methylbutyl 2-methylpropanoate), iso amyl isobutyrate (natural), iso amyl isobutyrate natural, iso-amyl-iso-butyrate, iso butyric acid isoamyl ester, iso butyric acid isopentyl ester, iso butyric acid, isopentyl ester, 3-methyl butyl 2-methyl propanoate, 3-methyl butyl isobutyrate, 2-methyl propanoic acid 3-methyl butyl ester, methyl propanoic acid 3-methylbutyl ester, 3-methyl-1-butyl isobutyrate, 3-methylbutyl isobutyrate, 2-methylpropanoic acid 3-methylbutyl ester, iso pentyl 2-methyl propanoate, iso pentyl 2-methylpropanoate, iso pentyl alcohol isobutyrate, iso pentyl alcohol, isobutyrate, iso pentyl isobutyrate, iso pentylisobutyrate, propanoic acid, 2-methyl-, 3-methylbutyl ester
Physical and chemical data
| Boiling Point | 168.00 °C |
| Flash Point | 53.89 °C |
| Density | 0.85300 |
| Refractive Index | 1.40400 |
| Vapor Pressure | 1.895000 mmHg @ 25.00 C. (est) |
| LogP | 3.021 |
| Solubility | alcohol; water, 136.1 mg/L @ 25 C (est); For experimental / research use only. |
| 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.