Isolongifolanone
Aroma Chemical Base Note (estimated) CAS 14727-47-0
A fresh woody note with a dry ambery character. Diffusive and rich, it adds a smooth woody amber depth to compositions.
Odor profile
| Note | Base Note (estimated) |
| Descriptor 1 | Woody |
| Descriptor 2 | Fresh |
| Descriptor 3 | Dry |
| Odor Impact1 | 50 |
1 Source: PerfumersWorld
Identification
| CAS Number | 14727-47-0 |
| INCI Name | Octahydro-tetramethyl-methanoazulenone |
| Category | Aroma Chemical |
| Formula | C15H24O |
| Mol. Weight | 220.35 |
| IUPAC Name | (3R,6R)-2,2,8,8-tetramethyl-octahydro-1H-2,4a-methanonapthalen-10-one |
| InChIKey | VCOCESNMLNDPLX-KCOKAVLFSA-N |
Synonyms
iso longifolanone; (1alpha,3abeta,4alpha,8abeta,9S*)- octahydro-4,8,8,9-tetramethyl-1,4-methanoazulen-2(1H)-one; octahydrotetramethyl methanoazulenone; 2,2,7,7-tetramethyl tricyclo(6.2.1.0(sup 1,6))undecan-5-one
Physical and chemical data
| Boiling Point | 291.38 °C |
| Flash Point | 122.50 °C |
| Densitye | 1.00000 |
| Refractive Indexe | 1.50000 |
| Vapor Pressure | 0.002000 mmHg @ 25.00 C. (est) |
| LogP | 4 |
| Solubility | alcohol; water, 0.8969 mg/L @ 25 C (est); For experimental / research use only. |
e Estimated from a closely related isomer of the same molecule. Actual values vary by supplier, grade and quality.
Regulatory status
EU allergen declaration
| Substance | Share |
|---|---|
| Limonene | 0.5 % |
Substances that must be named in the ingredient list under Annex III of Regulation (EC) 1223/2009, as amended by Regulation (EU) 2023/1545. Where a range was given, the upper bound is shown.
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.