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DECEN-2-AL

CAS
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EC
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Material type
synthetic aroma chemical
Canonical source
arctander
Formulation

Usage guidance

Suggested min
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Suggested max
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Cost
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Stock
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Compatibility tags
citrus
How it behaves

Olfactory profile

Family
domestic
Note tendency
Middle
Descriptors
sweetaldehydicwaxy

A powerful fatty-aldehydic material with a distinctly citrus-peel character, reminiscent of orange rind and tallow. Sharp and pungent in isolation, with a greasy, waxy undertone that mellows into a warm, slightly soapy citrus impression on dry-down.AI · claude-opus-4-7

Intensity
8 / 10
Tenacity
4 / 10
Volatility
8 / 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.

chemicals · No. 842

Arctander monograph

Perfume and Flavor Chemicals, page 348.

TOPtenacity · highpower · strongG.R.A.S.FEMA 2366
waxyorange-likesweetaldehydic
MW
154.25
BP
229°C
MP
—
Sp.Gr.
0.84
Refractive n
—
Rotation
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Appearance

Colorless oily liquid

Solubility

Insoluble in water, soluble in alcohol and oils

Odor

Very powerful, waxy-Orange-like, sweet- 'aldehydic' odor of fair tenacity and high diffusive power

Flavor

Used in fruit flavors, mainly Citrus types, but also in Peach, Apricot and other fruit flavors, where it may introduce a fresh-green note

Uses in perfumery

Finds occasionally some application in perfume compositions, mainly in the reconstruction of certain essential oils, or as an additive to Citrus bases for topnote effects

Production

Produced from alpha-Bromocapric acid via Decenoic acid and its Ethylester to Decenol, which is oxidized to Decenal. Also produced from Acetaldehyde by condensation with m-Octanal.

Identity
Aliases · 3
2-DecenalDecenaldehydeDecylenic aldehyde
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).