Amylcyclohexyl acetate (mixed isomers) (CAS 67874-72-0) — Sweet Top to middle Note Fragrance Ingredient
Amylcyclohexyl acetate (mixed isomers)
CAS 67874-72-0
What Is Amylcyclohexyl acetate (mixed isomers)?
Amylcyclohexyl acetate is a synthetic fragrance ingredient used in perfumes and scented products. It’s found in air fresheners, cleaning products, and some personal care items. This versatile material helps create fresh, fruity-floral notes that blend well with other fragrance components.
Safety Profile
GENERALLY SAFEWhat Does Amylcyclohexyl acetate (mixed isomers) Smell Like?
Amylcyclohexyl acetate presents a bright, fruity opening reminiscent of ripe pears and apples with a subtle floral undertone. As it evolves, the scent reveals a clean, slightly woody character that adds depth without heaviness. The dry-down is soft and persistent, leaving a fresh impression that works particularly well in modern floral and fruity compositions.
In Famous Fragrances
Fragrance associations may not reflect actual formulations.
Used here for its fresh fruity character that complements the citrus and herbal notes, adding brightness without overpowering the delicate balance.
Provides subtle fruity-floral nuances that enhance the tea accord, creating a refreshing yet sophisticated effect.
2D Molecular Structure
SMILES: CCC(C)(C)C1CCCCC1OC(C)=O
Chemistry, Properties & Perfumer Guide
The Chemistry
Amylcyclohexyl acetate belongs to the ester class of fragrance compounds. While not found in nature, it’s synthesized through esterification reactions between cyclohexanol derivatives and acetic acid. The mixed isomers contribute to its complex olfactory profile. Its molecular structure allows for good volatility and diffusion properties.
Physical & Chemical Properties
| Appearance | Colorless to pale yellow liquid |
|---|---|
| Solubility | Soluble in alcohol and oils |
Perfumer Guide
| Application | Typical % | Range | Notes |
|---|---|---|---|
| Fine Fragrance | 1-5% | Up to 10% | Fresh fruity-floral modifier |
| Functional Fragrance | 0.5-3% | Up to 5% | Air fresheners and cleaning products |
Classic Accords
Tip: Use to brighten floral compositions without adding excessive sweetness.
Alternatives & Comparisons
For a simpler fruity note with less floral character and higher volatility.
Safety, Regulatory & Sustainability
⚠ Regulatory Disclaimer
General reference only. Consult current IFRA Standards Library before formulating.
IFRA Status
Not currently restricted by IFRA standards.
RIFM Assessment
Considered safe for use in fragrance applications at current levels.
Sustainability
As a synthetic material, amylcyclohexyl acetate doesn’t rely on natural resources. Its production can be optimized for minimal environmental impact through green chemistry principles.
Explore Amylcyclohexyl acetate (mixed isomers)
Browse essential oils and aroma compounds.
Browse on iHerb →Affiliate disclosure: we may earn a small commission at no extra cost to you.
References
- Bauer, K. et al. (2001). Common Fragrance and Flavor Materials. Wiley-VCH.
Data: PubChem (NIH), PubMed, RIFM, IFRA. Last reviewed: Apr 2026.
Report a data errorIngredient Data Sheet
CAS 67874-72-0Physical Properties
| Molecular Weight | 212.33 g/mol🔬 PubChem |
| LogP (Octanol-Water) | 4.1🔬 PubChem |
| Boiling Point | 251.9 °C🔬 EPA CompTox |
| Vapor Pressure | 0.0318 mmHg @ 25°C📊 OPERA |
| Flash Point | 99 °C🔬 EPA CompTox |
| Involatility Index | 0.0024💻 Calculated |
| log Kp (skin permeability) | -1.084💻 Calculated |
| SMILES | CCC(C)(C)C1CCCCC1OC(=O)C🔬 PubChem |
Volatility & Performance
| Fragrance Note | Heart💻 Calculated |
| Volatility Class | Very slow💻 Calculated |
| Persistence Score | 3.3 / 5💻 Calculated |
Odor & Flavor
| Primary Descriptors | floralsweet• leffingwell |
| Functional Groups | esterether💻 RDKit |
Physical data: PubChem (NIH/NLM), U.S. EPA CompTox Dashboard, EPA OPERA models, RDKit. Odor & flavor: Arctander (Perfume & Flavor Chemicals), Fenaroli's Handbook of Flavor Ingredients, Leffingwell. Thresholds: van Gemert (Compilations of Odour Threshold Values). Regulatory: IFRA Standards 51st, FEMA GRAS. Trade names: Surburg (Common Fragrance & Flavor Materials). All data compiled and cross-referenced for perfumertools.com.
Physicochemical Properties
DTXSID: DTXSID0044573
Physical Properties
| Molecular Weight | 212.333 g/mol🔬 EPA CompTox |
| Density | 0.946 g/cm^3🔬 EPA CTX |
| Boiling Point | 251.9 °C🔬 EPA CTX |
| Melting Point | 4.652 °C📊 OPERA |
| Flash Point | 99 °C🔬 EPA CTX |
| Refractive Index | 1.453 Dimensionless📊 OPERA |
| Molar Volume | 229.5 cm^3/mol📊 OPERA |
Partition & Solubility
| LogP (Octanol-Water) | 5.4 Log10 unitless🔬 EPA CTX |
| LogD (pH 5.5) | 4.729 Log10 unitless📊 OPERA |
| LogD (pH 7.4) | 4.729 Log10 unitless📊 OPERA |
| LogKoa (Octanol-Air) | 5.97 Log10 unitless📊 OPERA |
| Water Solubility | 0 mol/L🔬 EPA CTX |
| Henry's Law Constant | 0 atm-m3/mole📊 OPERA |
Transport Properties
| Vapor Pressure | 0.032 mmHg🔬 EPA CTX |
| Viscosity | 4.929 cP📊 OPERA |
| Surface Tension | 29.792 dyn/cm📊 OPERA |
| Thermal Conductivity | 126.304 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 | 3 count💻 Computed |
| Aromatic Rings | 0 count💻 Computed |
| Molar Refractivity | 62.011 cm^3/mol📊 OPERA |
| Polarizability | 24.583 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.
![1-Oxaspiro[4.5]decan-2-one, 8-ethyl-, trans- (CAS 91069-40-8) — Woody Base Note Fragrance Ingredient](https://thegoodscents.company/wp-content/uploads/2026/04/1-oxaspiro-4-5-decan-2-one-8-ethyl-trans-1-1-768x439.webp)
