Isovaleraldehyde
Aroma Chemical Top Note CAS 590-86-3
Sharp, ethereal aldehydic with a fruity, cherry character and a soft chocolate, malty facet. Used in tiny traces, it adds a liquorous lift to cherry and gourmand accords.
Odor profile
| Note | Top Note |
| Descriptor 1 | Aldehydic |
| Descriptor 2 | Chocolate |
| Descriptor 3 | Peach |
| Odor Impact1 | 60 |
| Tenacity2 | 96 h |
1 Source: PerfumersWorld
2 Source: The Good Scents Company
Identification
| CAS Number | 590-86-3 |
| INCI Name | Isopentanal |
| Category | Aroma Chemical |
| Formula | C5H10O |
| Mol. Weight | 86.13 |
| IUPAC Name | 3-methylbutanal |
| InChIKey | YGHRJJRRZDOVPD-UHFFFAOYSA-N |
Synonyms
3-Methylbutyraldehyde; 3-methyl-butanal; iso amyl aldehyde; iso amylaldehyde; butanal, 3-methyl-; 3-methyl butan-1-al; 3-methyl butyraldehyde; 3-methyl-1-butanal; 3-methylbutan-1-al; 3-methylbutanal; 3-methylbutylaldehyde; iso pentaldehyde; iso pentanal; iso valeral; nat.iso valeraldehyde; iso valeraldehyde (natural); iso valeraldehyde natural; iso valeraldehyde synthetic; valeraldehyde(iso); iso valeric aldehyde; iso valerianic aldehyde; iso-valeraldehyde
Physical and chemical data
| Boiling Point | 92.5 °C |
| Melting Point | -51.1 °C |
| Flash Point | 12.8 °C |
| Density | 0.7977 |
| Refractive Index | 1.3902 |
| Vapor Pressure | 50.0 [mmHg] |
| LogP | 1 |
| Solubility | Slightly soluble in water; soluble in ethanol, ethyl ether |
| Appearance | Isovaleraldehyde is a colorless liquid with a weak suffocating odor. Floats on water. Produces an irritating vapor. (USCG, 1999) |
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.