Amber Core (KAO) AC
Scent profile: Soft woody, ambery, slightly sweet, natural and subtle
CAS number: 139504-68-0
Chemical name: 1-(2-tert-butylcyclohexyloxy)-2-butanol
Appearance: Clear, colorless to pale yellow liquid
Recommended use: up to 50% in a formula
Fragrance group: amber
IFRA: No limitation in the IFRA 51st Amendment
Known for its versatility and soft diffusion, Amber Core adds warmth and depth to both fresh and rich compositions without overpowering other notes.
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- Fragrance type:
- Soft woody
- Amberish
- Slightly sweet
- Subtly musky
- Character:
- Warm and enveloping
- Natural depth
- Pairs well with citrus, muguet, oriental, fougère and chypre
- Application :
- Base note in perfumes
- Fixative for long-lasting fragrance
- Suitable for both fine perfumes and functional products (such as soaps and detergents)
- Operation:
- Adds depth and warmth to a fragrance composition
- Has the ability to connect and fix other notes.
- gives a natural, elegant look without being overpowering.
So Amber Core is ideal if you are looking for a soft, stable amber base that blends well with both fresh and rich fragrance types.
Perfume types in which Amber Core is used
Amber Core fits well into the following fragrance categories:
1. Citrus perfumes
- Combines with fresh top notes such as bergamot, lemon and orange
- Adds a warm base that extends volatile citrus notes
2. Muguet (lily-of-the-valley).
- Amplifies floral freshness with soft amber undertones
- Provides elegance and natural diffusion
3. Oriental perfumes
- Gives depth to vanilla, resins, spices and musk
- Enhances the warm, sensual base
4. Fougère compositions
- Combines with lavender, oakmoss and tonka bean
- Provides balance between freshness and warmth
5. Chypre perfumes
- Enhances the texture of bergamot, rose and patchouli
- Adds a modern amber twist
Applications outside fine fragrance
Amber Core is also stable in functional products such as:
- Soaps
- Shampoos
- Detergents
- Air fresheners
It can make up to 50% of a formula and retains well in various media.
Amber Core from KAO can be safely used in scented candles. It is thermally stable, easy to dispense and retains its fragrance profile when heated.
Why Amber Core is suitable for candles
- Thermal stability:Resistant to high temperatures during wax melting
- Scent retention: Diffuses a soft, warm amber scent when burned
- Compatibility:Mixes well with kerosene, soy wax and other waxes
- Recommended dosage: Up to 50% in fragrance compositions, depending on the intensity you are looking for
Technical Datasheet - Amber Core (KAO)
Product name: Amber Core
Chemical name: 1-(2-tert-Butylcyclohexyloxy)-2-butanol CAS number: 139504-68-0
EINECS: 412-300-2
Molecular formula: C₁₄H₂₈O₂
Molar mass: 228.38 g/mol
Product type: aroma chemical - Woody Amber
Physical Properties
| Characteristic | Value |
|---|---|
| Appearance at 20°C | Clear, colorless to pale yellow liquid |
| Smell | Soft woody, ambery, slightly sweet |
| Color | Colorless to light yellow |
| Density (20°C) | 0.929 - 0.939 g/mL |
| Refractive index (20°C) | 1,4610 - 1,4710 |
| Flash Point | 144°C |
| Water solubility | ±45.7 mg/L |
| Optical rotation | 0° |
| Purity (GC) | >98% |
| Antioxidants | BHT (100 ppm) and/or α-tocopherol (0.02%) |
Applications
- Fragrance: Fine perfumes, oriental, citrus, fougère, chypre
- Cosmetics: Lotions, shampoos, deodorants
- Functional: Soaps, detergents, air fresheners
- Candles: Thermally stable, good fragrance retention
Recommended use level: up to 50% in fragrance compositions
Storage & Shelf Life
- Storage Conditions: Cool, dry, well sealed, protected from light
- Temperature: 13-18°C recommended
- Shelf life: 24 months
- Packaging: aluminum or HDPE containers
Related products
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Amber Gold (PO)
Ambergris Synth (Firmenich)
