Aldehyde C-11 Undecylenic
Aroma Chemical Top Note CAS 112-45-8
A waxy aldehydic note with fresh citrus and rosy floral facets. It adds the soapy powdery lift typical of aldehydic florals.
Odor profile
| Note | Top Note |
| Descriptor 1 | Citrus |
| Descriptor 2 | Citrus |
| Descriptor 3 | Ozonic |
| Odor Impact1 | 175 |
| Tenacity2 | 380 h |
1 Source: PerfumersWorld
2 Source: The Good Scents Company
Identification
| CAS Number | 112-45-8 |
| INCI Name | Undecylenal |
| Category | Aroma Chemical |
| Formula | C11H20O |
| Mol. Weight | 168.28 |
| IUPAC Name | undec-10-enal |
| InChIKey | OFHHDSQXFXLTKC-UHFFFAOYSA-N |
Synonyms
10-Undecenal; 10-hendecenal; Hendecenal; aldehyde C 11 undecylenic aldehyde; aldehyde C 11 undecylenic food grade; aldehyde C-11 undecylenic FCC; aldehyde C11 undecylenic; undec-10-en-1-al; undec-10-enal; undecanal natural; 10-undecen-1-al; 1-undecen-10-al; 10-undecenal (aldehyde C-11 undecylenic); undecenal-10 BRI (undecylenic ald.); 10-undecenyl aldehyde; undecylenaldehyde; 10-undecylene aldehyde; 10-undecylenealdehyde; undecylenic aldehyde
Physical and chemical data
| Boiling Point | 235 °C |
| Flash Point | 92.78 °C |
| Density | 0.84 |
| Refractive Index | 1.441 |
| Vapor Pressure | 0.039000 mmHg @ 25.00 C. (est) |
| LogP | 3.8 |
| Solubility | soluble in propylene glycol and most fixed oils; insoluble in glycerol and water |
| Appearance | 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.