2-Phenyl-2-Butenal
Aroma Chemical Heart Note CAS 4411-89-6
A sweet note with a narcissus and honey character and a soft cocoa facet. Nutty and natural, it adds a green floral depth to compositions.
Odor profile
| Note | Heart Note |
| Descriptor 1 | Gourmand |
| Descriptor 2 | Honey |
| Descriptor 3 | Rose |
| Impact Level | Medium |
| Tenacity2 | 64 h |
2 Source: The Good Scents Company
Identification
| CAS Number | 4411-89-6 |
| Category | Aroma Chemical |
| Formula | C10H10O |
| Mol. Weight | 146.19 |
| IUPAC Name | 2-phenylbut-2-enal |
| InChIKey | DYAOGZLLMZQVHY-UHFFFAOYSA-N |
Synonyms
benzeneacetaldehyde, a-ethylidene-, alpha-ethylidene benzene acetaldehyde, 2-phenyl crotonaldehyde, alpha-phenyl crotonaldehyde, 2-phenyl-2-buten-1-al, 2-phenyl-2-crotonaldehyde, 2-phenylbut-2-enal, 2-phenylbutenal, 2-phenylcrotonaldehyde
Physical and chemical data
| Boiling Point | 84 °C @ 0.1 mmHg |
| Flash Point | 105.56 °C |
| Density | 1.03100 |
| Refractive Index | 1.55800 |
| Vapor Pressure | 0.006000 mmHg @ 25.00 C. (est) |
| LogP | 2.319 |
| Solubility | alcohol; water, 752.8 mg/L @ 25 C (est); For experimental / research use only. |
| Appearance | yellow clear 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.