2-Octen-1-ol, 1-acetate (CAS 2371-13-3) — Green Top Note Fragrance Ingredient
2-_Octen-_1-_ol, 1-_acetate
CAS 2371-13-3
What Is 2-_Octen-_1-_ol, 1-_acetate?
2-Octen-1-ol, 1-acetate is a synthetic fragrance ingredient often found in perfumes and body care products. It contributes a fresh, green, and slightly fruity aroma. This compound is valued for its ability to enhance natural freshness in fragrances, making it popular in floral and citrus compositions.
Safety Profile
GENERALLY SAFEWhat Does 2-_Octen-_1-_ol, 1-_acetate Smell Like?
2-Octen-1-ol, 1-acetate offers a crisp, green aroma with a hint of fruity undertones. It evolves from a fresh top note to a subtle, lingering green heart. The dry-down is clean and slightly woody, making it versatile in modern perfumery.
2D Molecular Structure
SMILES: CCCCCC=CCOC(C)=O
Chemistry, Properties & Perfumer Guide
The Chemistry
2-Octen-1-ol, 1-acetate is an ester derived from 2-octen-1-ol. It is synthesized through esterification processes. The compound is known for its stability and compatibility with other fragrance ingredients.
Physical & Chemical Properties
| Boiling Point | N/A |
|---|---|
| Density | N/A |
Perfumer Guide
| Application | Typical % | Range | Notes |
|---|---|---|---|
| Fine Fragrance | 1-5% | Up to 10% | Adds fresh green nuances |
| Body Care | 0.5-3% | Up to 5% | Enhances freshness |
Classic Accords
Tip: Use to add a crisp green note to floral and citrus accords.
Alternatives & Comparisons
Offers a similar green note but with a more pronounced leafy character.
Safety, Regulatory & Sustainability
⚠ Regulatory Disclaimer
General reference only. Consult current IFRA Standards Library before formulating.
IFRA Status
No restrictions under IFRA standards.
RIFM Assessment
RIFM safety assessment confirms safe use in fragrances.
Sustainability
Synthetic production ensures consistent quality and reduces environmental impact compared to natural extraction methods.
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References
- PubChem Compound Summary for 2-Octen-1-ol, 1-acetate PubChem
Data: PubChem (NIH), PubMed, RIFM, IFRA. Last reviewed: Apr 2026.
Report a data errorPhysicochemical Properties
DTXSID: DTXSID40862907
Physical Properties
| Molecular Weight | 170.252 g/mol🔬 EPA CompTox |
| Density | 0.893 g/cm^3📊 OPERA |
| Boiling Point | 210.414 °C📊 OPERA |
| Melting Point | -45.116 °C📊 OPERA |
| Flash Point | 81.066 °C📊 OPERA |
| Refractive Index | 1.44 Dimensionless📊 OPERA |
| Molar Volume | 190.7 cm^3/mol📊 OPERA |
Partition & Solubility
| LogP (Octanol-Water) | 3.717 Log10 unitless📊 OPERA |
| LogD (pH 5.5) | 3.717 Log10 unitless📊 OPERA |
| LogD (pH 7.4) | 3.717 Log10 unitless📊 OPERA |
| LogKoa (Octanol-Air) | 5.06 Log10 unitless📊 OPERA |
| Water Solubility | 0.002 mol/L📊 OPERA |
| Henry's Law Constant | 0 atm-m3/mole📊 OPERA |
Transport Properties
| Vapor Pressure | 0.131 mmHg📊 OPERA |
| Viscosity | 1.501 cP📊 OPERA |
| Surface Tension | 27.409 dyn/cm📊 OPERA |
| Thermal Conductivity | 139.853 mW/(m*K)📊 OPERA |
Molecular Descriptors
| Topological Polar Surface Area | 26.3 Ų💻 Computed |
| H-Bond Donors | 0 count💻 Computed |
| H-Bond Acceptors | 2 count💻 Computed |
| Rotatable Bonds | 6 count💻 Computed |
| Aromatic Rings | 0 count💻 Computed |
| Molar Refractivity | 50.21 cm^3/mol📊 OPERA |
| Polarizability | 19.905 Å^3📊 OPERA |
Data Sources:
🔬 EPA Experimental data from U.S. EPA CompTox Chemicals Dashboard & CTX APIs. 📊 OPERA Predicted using EPA's OPERA QSAR models. 💻 Computed Calculated from SMILES using RDKit.
