Alpha-isomethyl ionone is a highly valued ingredient in the fragrance industry, known for its soft, floral and powdery notes. It has a distinct violet-like scent with hints of woodiness, making it an essential component in floral and woody fragrance compositions. It is used widely across various industries, including personal care products, fine fragrances and household products.
Chemical Name:
Alpha-Isomethyl Ionone
Synonyms:
3-(4-tert-Butyl-2-methylphenyl)-2-methylpropanal
Alpha-Methylionone
Isocyclemone E
CAS Number:
127-51-5
Appearance:
Alpha-isomethyl ionone appears as a colourless to pale yellow liquid with a rich, powdery floral aroma that resembles violet and iris, with woody nuances.
Formulation Usage and Application:
- Perfumery: Alpha-Isomethyl Ionone is often used in fine fragrances as a middle to base note, contributing a powdery, floral-violet scent. It blends well with iris, rose, violet and other floral ingredients, as well as woody and musky notes.
- Personal Care: It is frequently found in products such as shampoos, lotions, deodorants and soaps, adding a delicate floral aroma to personal care formulations.
- Household Products: It is also suitable for use in home care products, including air fresheners, detergents and cleaning products, due to its pleasant and long-lasting scent.
Formulation Percentage:
Alpha-isomethyl ionone can be used at concentrations of 0.1% to 3% in most fragrance formulations, depending on the desired intensity and product type.
Safety Information:
Hazard Statements: May cause skin sensitisation. Avoid direct contact with skin, eyes and mucous membranes.
Precautionary Measures: Always wear protective gloves and goggles when handling. Use in a well-ventilated area to avoid inhaling vapours.
Handling and First Aid:
- Skin Contact: Wash immediately with soap and water.
- Eye Contact: Rinse eyes thoroughly with water. Seek medical attention if irritation occurs.
- Ingestion/Inhalation: Move to fresh air if inhaled. If swallowed, seek immediate medical assistance.
Storage Information:
- Storage Conditions: Store Alpha-Isomethyl Ionone in a cool and dry place away from direct sunlight, heat and open flames. Keep the container tightly sealed when not in use.
- Shelf Life: The product remains stable for up to 24 months when stored under recommended conditions.
Sizes Available:
10g, 30g, 50g, 100g, 250g, 500g, 1000g
Fragrance Notes & Usage in Formulations:
Alpha-isomethyl ionone is commonly used in floral, woody and powdery fragrance blends. It is ideal for violet, iris, rose and woody accords. It enhances the longevity and depth of the fragrance, making it suitable for long-lasting perfumes and body care products.
Did You Know?
Alpha-isomethyl ionone is often used as a substitute for natural violet extracts, due to its similar aroma and its ability to create a soft, powdery finish in many classic perfumes.
