Gamma Decalactone
Aroma Chemical Base Note CAS 706-14-9
Soft, ripe peach with a creamy, fatty and coconut character and a sweet, lactonic warmth. It builds peach and fruity accords and adds a velvety roundness to florals.
Odor profile
| Note | Base Note |
| Descriptor 1 | Fruity |
| Descriptor 2 | Sweet |
| Descriptor 3 | Peach |
| Odor Impact1 | 180 |
| Impact Level | Medium |
| Tenacity1 | 50 h |
| Tenacity2 | 256 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 | 706-14-9 |
| INCI Name | Gamma-decalactone |
| Category | Aroma Chemical |
| Formula | C10H18O2 |
| Mol. Weight | 170.25 |
| IUPAC Name | 5-hexyloxolan-2-one |
| InChIKey | IFYYFLINQYPWGJ-UHFFFAOYSA-N |
Synonyms
Prune Fleuressence, Gamma-decalactone, Gamma-decalactone 4DD01639, 2-decalactone, g-decalactone, gamma-N-decalactone, nat.gamma-decalactone, gamma-decalactone (natural), gamma-decalactone FCC, decalactone gamma, decalactone gamma natural, (+)-gamma-decalactone natural, g-decalactone natural, gamma-decalactone natural, gamma-decalactone, natural (optically active), gamma-decalactone, natural (opticallyl inactive), decan-4-olide, decano-1,4-lactone, decanoic acid gamma-lactone, a-decanolactone, 4-decanolide, decanolide-1,4, 4,5-dihydro-5-hexyl-2(3H)-furanone, 2(3H)-furanone, 5-hexyldihydro-, 4-hexyl butan-4-olide, 5-hexyl dihydro-2(3H)-furanone, 5-hexyl tetrahydro-2-furanone, 4-hexyl-4-butanolide, 4-hexyl-4-hydroxybutanoic acid lactone, 4-N-hexyl-4-hydroxybutanoic acid lactone, 4-hexyl-gamma-butyrolactone, gamma-hexyl-gamma-butyrolactone, gamma-N-hexyl-gamma-butyrolactone, 4-hexylbutan-4-olide, 5-hexyldihydro-2(3H)-furanone, 5-hexyldihydrofuran-2(3H)-one, 5-hexyloxolan-2-one, 4-hydroxydecanoic acid gamma-lactone, Decalactone, Gamma
Physical and chemical data
| Boiling Point | 115 °C @ 0.5 mmHg |
| Flash Point | 93.33 °C |
| Density | 0.95 |
| Refractive Index | 1.447 |
| Vapor Pressure | 0.00512 [mmHg] |
| LogP | 2.7 |
| Solubility | 1 ml in 1 ml 95% alcohol (in ethanol) |
| 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.