Melonal
Aroma Chemical Top Note CAS 106-72-9
A fresh watery melon note with an ozone airy character and a clean green facet. Cucumber and cantaloupe nuances give it a natural fruity freshness in traces.
Odor profile
| Note | Top Note |
| Descriptor 1 | Aldehydic |
| Descriptor 2 | Green |
| Descriptor 3 | Fruity |
| Odor Impact1 | 700 |
| Tenacity1 | 1.5 h |
| Tenacity2 | 144 h |
1 Source: PerfumersWorld
2 Source: The Good Scents Company
Both tenacity figures are blotter life. The two labs use different evaluation protocols, so the numbers are not directly comparable — read them as two independent readings, not as a contradiction.
Identification
| CAS Number | 106-72-9 |
| INCI Name | Dimethylheptenal |
| Category | Aroma Chemical |
| Formula | C9H16O |
| Mol. Weight | 140.22 |
| IUPAC Name | 2,6-dimethylhept-5-enal |
| InChIKey | YGFGZTXGYTUXBA-UHFFFAOYSA-N |
Synonyms
2,6-Dimethyl-5-Heptenal, Dimethyl-2-hepten-7-al, 2,6-dimethyl-2-hepten-7-al, 2,6-dimethyl-5-hepten-1-al, Dimethyl-5-hepten-1-al, Bergamal, 5-Heptenal, 2,6-dimethyl, 2,6-dimethyl hept-5-en-1-al, 2,6-dimethyl hept-5-enal, dimethyl heptenal, dimethyl heptenal 85, 2,6-dimethyl-5-heptenal (melon aldehyde), 2,6-dimethylhept-5-en-1-al, 2,6-dimethylhept-5-enal, elanal (2,6 dimethyl 5-heptenal), hept-5-en-1-al, 2,6-dimethyl-, 5-heptenal, 2,6-dimethyl-, melolal (Givaudan) (Symrise), melolan, melomor (IFF), melon aldehyde, melon aldehyde natural, melon heptenal, melon touch, melonal (2,6-dimethyl-5-heptenal), melonal natural, melonalox, melonyl (IFF)
Physical and chemical data
| Boiling Point | 80 °C @ 19 mmHg |
| Flash Point | 61.00 °C |
| Density | 0.845 |
| Refractive Index | 1.442 |
| Vapor Pressure | 0.76 [mmHg] |
| LogP | 2.5 |
| Solubility | soluble in ethanol; insoluble in glycerol and water |
| Appearance | CBI; Dry Powder; Liquid; 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.