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Linalool
Linalool is a natural terpene alcohol widely used in fragrances and cosmetics. It has floral and woody scents and is commonly used in perfumes, soaps, and personal care products.
Type
Floral
It’s a clear, soft fragrance, not a cloying floral scent, and has a herbal freshness similar to lavender and basil.
Acquisition Methods
Natural extraction or chemical synthesis
Extracted from plants such as lavender, orange peel, ginger, and mint or chemically synthesized through the hydrogenation reaction of aromatic hydrocarbons.
Basic Information
| English Name | Linalool |
| Common Industry Names | Linalool (most standard), Linalool |
| Chemical Category | Terpene Alcohol |
| Molecular Formula | C10H18O |
| Molecular Weight | 154.25 g/mol |
| CAS Number | 78-70-6 |
| Appearance | Colorless to slightly yellow liquid |
Technical Data
| Boiling Point | 198°C |
| Flash Point | 87°C |
| Refractive Index (20°C) | 1.460 – 1.464 |
| Density (20°C) | 0.860 – 0.866 g/cm³ |
| Solubility | Soluble in alcohols, ethers, and fatty oils; insoluble in water |
| Stability | Stable, but may decompose under high temperatures or strong acidic conditions |
Chemical Structure
C10H18O
Fragrance Characteristics
| Aroma Characteristics | A gentle floral and sweet woody scent with a hint of spice. |
| Fragrance Family | Middle to base notes |
| Common Pairings | Best paired with citrus, lavender, rose, vanilla, and woody herbs. |
| Applications | Widely used in perfumes, personal care products (such as shampoos and shower gels), detergents, and air fresheners. |
Safety and Compliance
| IFRA guidelines | Linalool has certain limitations in its use in fragrances, primarily due to the risk of allergic reactions on the skin. |
| Stability | Stable at room temperature, but should be stored away from light to prevent degradation. |
| Allergy Risk | Some individuals may experience allergic reactions to Linalool, especially at high concentrations. |
Application Highlights
- Linalool, as a natural aroma component, is widely used in essential oil therapy, offering relaxing and soothing effects.
- In perfumes, linalool enhances the softness of floral scents and improves the overall balance of the fragrance.
- Due to its gentle aroma properties, linalool is often used in personal care and cleansing products to regulate and neutralize strong fragrances, resulting in a fresh and natural scent experience.