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ALLYL IONONE

CAS
—
EC
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Material type
synthetic aroma chemical
Canonical source
arctander

Allyl Ionone is a synthetic aroma chemical known for its floral and fruity characteristics, often reminiscent of violet and other delicate floral notes. It is commonly used in perfumery to enhance the complexity of floral accords and to add a subtle sweetness to compositions. Due to its versatile nature, Allyl Ionone can be found in a variety of fragrance types, including floral, fruity, and even some oriental blends, where it typically serves as a middle or top note. In formulations, it is often used in conjunction with other floral or fruity ingredients to create a harmonious balance. As with many synthetic aroma chemicals, it is important to consider safety and regulatory aspects when using Allyl Ionone. It is advisable to refer to IFRA guidelines for any potential restrictions or usage levels, as well as to be aware of any allergenic potential it may have, particularly in sensitive populations. Overall, Allyl Ionone is valued for its ability to impart a fresh and uplifting quality to fragrances. — AI-generated summary, 2026-09-02.

Formulation

Usage guidance

Suggested min
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Suggested max
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Cost
£340/kg
Stock
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Compatibility tags
violetfloralfruitychyprewoodypowdery
How it behaves

Olfactory profile

Family
domestic
Note tendency
Base
Descriptors
floralfruitygreenwoodysweetoilyaldehydic

A soft, diffusive violet-floral with a fruity-woody undertone reminiscent of pineapple and orris. Warmer and slightly more tropical than alpha-ionone, with a smooth cedar-like drydown.AI · claude-opus-4-7

Intensity
5 / 10
Tenacity
7 / 10
Volatility
4 / 10
Members

The rest of this material

Composition, IFRA restriction figures, allergen concentrations and where this material is bought are part of Perfume Foundry’s curated library and need an account. Create one or sign in.

Reverse-composition

Contained in

Other ingredients whose composition declares this material as a constituent. The percentage shown is the supplier-declared concentration in that parent.

Ingredient%Range
POIVRE FORT—1–5%
PRUNOL SP—1–5%
chemicals · No. 86

Arctander monograph

Perfume and Flavor Chemicals, page 47.

tenacity · highG.R.A.S.FEMA 2033
oilysweetfloralfruitywoodygreenbark-like
MW
198.29
BP
265°C
MP
—
Sp.Gr.
0.93
Refractive n
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Rotation
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Appearance

Colorless or very pale yellowish oily liquid.

Solubility

Insoluble in water, soluble in alcohol and perfume and flavor materials, poorly soluble in propylene glycol.

Odor

Oily-sweet, slightly flowery, but also fruity, woody and bark-like green odor of considerable tenacity.

Flavor

Used in flavors, in traces for imitation raspberry and pineapple.

Uses in perfumery

Useful in perfume compositions as a modifier for ionones and methylionones, in modern-aldehydic creations, in perfumes with fruity-aldehydic topnotes, in combinations with vetiver or woody-floral perfume materials.

Production

Produced from citral by condensation with allyl acetone, followed by cyclization.

Identity
Aliases · 6
Allyl-alpha-iononeAllyl cyclocitrylidene acetonealpha-Allyl iononeCetone V.HexalonPolyone
Compliance note. Restriction data is sourced directly from IFRA publications and preserved with its document excerpt. Perfume Foundry is a compliance-support tool — not a substitute for a qualified safety assessor (CPSR / PIF).