Eugenol is a naturally occurring aromatic compound found in essential oils such as clove oil, cinnamon and nutmeg. Known for its spicy, clove-like aroma, eugenol is widely used in perfumery to add warmth, spice and depth to fragrances. It is commonly found in oriental, spicy and woody perfume compositions and can also be used as a flavouring agent. Eugenol is valued for its versatile character and is used in both traditional and modern formulations to create a rich and spicy fragrance profile.
Chemical Name:
4-Allyl-2-methoxyphenol
Synonyms:
- 2-Methoxy-4-(2-propenyl)phenol
- Eugenic acid
- Allylguaiacol
- 4-Hydroxy-3-methoxyallylbenzene
CAS Number:
97-53-0
Molecular Formula:
C10H12O2
Appearance:
Colourless to pale yellow oily liquid with a strong, sweet, spicy aroma reminiscent of cloves.
Fragrance Profile:
Warm, spicy, and sweet, with clove-like nuances. Eugenol contributes a rich and aromatic spicy note, often used in oriental and fougère perfumes to enhance the depth and complexity of the fragrance.
Usage:
- In Perfumery: Eugenol is frequently used in oriental, spicy and woody compositions to provide warmth and spice. It blends well with notes like cinnamon, nutmeg, vanilla and sandalwood.
- In Fine Fragrances: Ideal for creating rich and exotic accords, eugenol is a key ingredient in perfumes that aim to evoke warmth, mystery and intensity.
- In Flavourings: It is used as a flavouring agent in foods like baked goods and beverages (under strict regulatory limits).
- In Aromatherapy and Home Fragrance: Eugenol is sometimes used in candles, diffusers and air fresheners to impart a warm and cosy atmosphere.
Sizes Available:
- 10g, 30g, 50g, 100g, 250g, 500g and 1000g.
Flash Point:
107°C
Solubility:
Insoluble in water; soluble in ethanol, oils, and most organic solvents.
Recommended Usage Levels:
- In Fragrances: Up to 1% in fine fragrances and leave-on products (check IFRA guidelines for specific restrictions). Eugenol is often limited in cosmetics and perfumes due to its potential to cause skin sensitisation.
Safety Information:
Hazard Statements: May cause an allergic skin reaction (H317). Harmful if swallowed (H302). Causes serious eye irritation (H319).
Precautionary Measures: Use protective gloves and avoid inhalation. In case of contact with skin or eyes, wash thoroughly with soap and water. Avoid ingestion and prolonged contact with skin.
Storage: Store in a cool, dry, well-ventilated area. Keep away from heat, sparks, open flames, and direct sunlight. Ensure that the container is tightly sealed when not in use.
Environmental Impact: Avoid release into the environment. Dispose of following local regulations.
IFRA Guidelines: Eugenol has restrictions due to its potential to cause skin sensitisation. Be sure to follow IFRA recommendations on concentration limits in leave-on and rinse-off products.
Note:
Eugenol is a versatile and essential ingredient in perfumery, especially for adding spicy warmth to compositions. Its rich and complex scent lends itself to a variety of applications, from high-end fragrances to home and personal care products. It pairs well with other spicy and woody notes, contributing a long-lasting and aromatic depth to any formulation.
