Prenyl acetate
Aroma Chemical Top Note CAS 1191-16-8
Sweet, fresh and fruity with a ripe banana character and a soft jasmine and balsamic nuance. Diffusive, it boosts the top of fruity and floral accords.
Odor profile
| Note | Top Note |
| Descriptor 1 | Fruity |
| Descriptor 2 | Pear |
| Descriptor 3 | Green |
| Odor Impact1 | 500 |
| Tenacity1 | 0.6 h |
| Tenacity2 | 1 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 | 1191-16-8 |
| INCI Name | Prenyl acetate |
| Category | Aroma Chemical |
| Formula | C7H12O2 |
| Mol. Weight | 128.17 |
| IUPAC Name | 3-methylbut-2-enyl acetate |
| InChIKey | XXIKYCPRDXIMQM-UHFFFAOYSA-N |
Synonyms
3-Methyl-2-butenyl acetate, Vertenol acetate P 2-Buten-1-ol, 3-Methyl-, 2-Buten-1-ol, 3-Methyl-, acetic acid 3-methyl-2-butenyl ester, acetic acid 3-methylbut-2-enyl ester, 3,3-dimethyl allyl acetate, 3,3-dimethylallyl acetate, 3-methyl-2-buten-1-ol acetate, 3-methyl-2-buten-1-ol, 3-methyl-2-buten-1-yl acetate, 3-methylbut-2-en-1-yl acetate, 3-methylbut-2-ene-1-ol acetate, 3-methylbut-2-enyl acetate, 3-methylbut-2-enyl ethanoate, iso pent-2-enyl acetate, prenylacetate, vertenol acetate (Grau), vertenol-acetate (Grau), Acetate, Acetate, acetate
Physical and chemical data
| Boiling Point | 151.5 °C |
| Flash Point | 49.44 °C |
| Density | 0.911 |
| Refractive Index | 1.424 |
| Vapor Pressure | 3.987000 mmHg @ 25.00 C. (est) |
| LogP | 1.8 |
| Solubility | Practically insoluble to insoluble in water |
| Appearance | Dry Powder; Liquid; Liquid; CBI |
Regulatory status
Restricted components
| Component | Share |
|---|---|
| Citral | 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 |
|---|---|
| Citral | 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.