Cucumber Aldehyde
Aroma Chemical Top Note CAS 557-48-2
A powerful green note with a cucumber and violet leaf character and a fatty facet. Used in traces, it brings a fresh vegetal effect to marine and melon accords.
Odor profile
| Note | Top Note |
| Descriptor 1 | Green |
| Descriptor 2 | Cucumber |
| Descriptor 3 | Fatty |
| Tenacity2 | 240 h |
2 Source: The Good Scents Company
Identification
| CAS Number | 557-48-2 |
| INCI Name | Nonadienal |
| Category | Aroma Chemical |
| Formula | C9H14O |
| Mol. Weight | 138.21 |
| IUPAC Name | (2E,6Z)-nona-2,6-dienal |
| InChIKey | HZYHMHHBBBSGHB-ODYTWBPASA-N |
Synonyms
(2E,6Z)-Nonadienal, Nona-2-trans-6-cis-dienal, trans-2,cis-6-Nonadienal, (2E,6Z)-nona-2,6-dienal, trans,cis-2,6-Nonadienal, (2E,6Z)-2,6-Nonadienal, 2-trans-6-cis-Nonadienal, 2E,6Z-nonadienal, (E,Z)-2,6-nonadienal, 2, 6-Nonadienal, (2E, 6Z)-, Trans-cis-nonadienal, (2E,6Z)-nona-2,6-dien-1-al, nona-2(trans),6(cis)-dienal, (E,Z)-2,6-nonadien-1-al, (E)-2,(Z)-6-nonadien-1-al, trans-2,cis-6-nonadien-1-al, trans,cis-2,6-nonadien-1-al, nonadien-2(trans)-6-(cis)-al, T2 C6 nonadienal, trans-2-cis-6-nonadienal, nonadienal 2-trans 6-cis, 2,6-nonadienal, (E,Z)-, trans-2, cis-6-nonadienal, natural 1% sol. in caproic acid, trans-2, cis-6-nonadienal, natural 1% sol. in ethyl acetate, trans-2, cis-6-nonadienal, natural 1% sol. in ethyl alcohol, trans-2, cis-6-nonadienal, natural 5% sol. in ethyl acetate, Violet leaf aldehyde
Physical and chemical data
| Boiling Point | 187 °C |
| Flash Point | 83.00 °C |
| Density | 0.85 |
| Refractive Index | 1.47 |
| Vapor Pressure | 0.280000 mmHg @ 25.00 C. (est) |
| LogP | 2.2 |
| Solubility | Soluble in most fixed oils; Insoluble in water |
| Appearance | Slightly yellow liquid; powerful, violet, cucumber |
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.