Beta Methyl-Benzenepentanal
Aroma Chemical Base Note CAS 55066-49-4
A fresh aldehydic note with a lily green character and a soft woody facet. Waxy and natural, it adds a clean floral lift to compositions.
Odor profile
| Note | Base Note |
| Descriptor 1 | Floral |
| Descriptor 2 | Marine |
| Descriptor 3 | Citrus |
| Impact Level | Medium |
| Tenacity2 | 184 h |
2 Source: The Good Scents Company
Identification
| CAS Number | 55066-49-4 |
| INCI Name | Phenylmethylpentanal |
| Category | Aroma Chemical |
| Formula | C12H16O |
| Mol. Weight | 176.25 |
| IUPAC Name | 3-methyl-5-phenylpentanal |
| InChIKey | DFJMIMVMOIFPQG-UHFFFAOYSA-N |
Synonyms
Beta-Methyl-Benzenepentanal, benzenepentanal, beta-methyl-, citralis PQ (Indukern), lily pentanal, mefranal (Givaudan), beta-methyl benzene pentanal, 3-methyl-5-phenyl-1-pentanal, 3-methyl-5-phenyl-pentanal, 3-methyl-5-phenylpentanal, beta-methylbenzenepentanal, phenyl methyl pentanal
Physical and chemical data
| Boiling Point | 121 °C @ 14 mmHg |
| Flash Point | 100.00 °C |
| Density | 0.96000 |
| Refractive Index | 1.50500 |
| Vapor Pressure | 0.005000 mmHg @ 25.00 C. (est) |
| LogP | 3.238 |
| Solubility | alcohol; water, slightly; water, 67.2 mg/L @ 25 C (est) |
| Appearance | colorless clear liquid |
Regulatory status
Restricted components
| Component | Share |
|---|---|
| Cyclosia | 0.012 % |
| Benzaldehyde | 0.005 % |
IFRA regulated substances contained in this material. The interactive index derives the effective maximum concentration per category from them.
EU allergen declaration
| Substance | Share |
|---|---|
| Hydroxycitronellal | 0.012 % |
| Benzaldehyde | 0.005 % |
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.