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OCTYNE

CAS
—
EC
—
Material type
synthetic aroma chemical
Canonical source
arctander
Formulation

Usage guidance

Suggested min
—
Suggested max
—
Cost
—
Stock
—
Compatibility tags
citrus-colognegreenfougere
How it behaves

Olfactory profile

Family
sweet
Note tendency
Top
Descriptors
sweetwarm

A sharp, green, and slightly waxy odor with a fresh citrus-like nuance. Octyne aldehydes and related C8 unsaturates give a fatty, penetrating top note reminiscent of orange peel and green leaf.AI · claude-opus-4-7

Intensity
7 / 10
Tenacity
2 / 10
Volatility
9 / 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. 2439

Arctander monograph

Perfume and Flavor Chemicals, page 1060.

tenacity · low
sweetethereal
MW
110.2
BP
137°C
MP
—
Sp.Gr.
0.74
Refractive n
—
Rotation
—
Appearance

Colorless mobile liquid.

Solubility

Insoluble in water, soluble in alcohol and oils.

Odor

It is ethereal and sweet, of very poor tenacity, warm and remotely resembling the odor of Myrcene in its warm spiciness.

Uses in perfumery

Although the title material is not truly a fragrance material, it has occasionally served as a component in perfumes for special purposes, e.g. industrial masking odors, etc.

Production

1) from Methyl hexyl ketone and Phosphorous pentachloride followed by hydrolysis and treatment with Sodamide. 2) by Bromination of n-Octene (commercially available) followed by debromination of the Dibromo octane with dry Potassium hydroxide in mineral oil.

Identity
Aliases · 3
alpha-Hexyl acetyleneCaprylidenen-Hexyl acetylene
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).