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DI ISOPRENE

CAS
—
EC
—
Material type
synthetic aroma chemical
Canonical source
arctander
How it behaves

Olfactory profile

Family
sweet
Note tendency
Middle
Descriptors
sweet

Di Isoprene has a light, terpenic-green character with a slightly rubbery, hydrocarbon undertone typical of isoprene dimers. Fresh and diffusive but not particularly refined, it lends a natural, sappy lift reminiscent of crushed leaves or fresh terpenes.AI · claude-opus-4-7

Intensity
4 / 10
Tenacity
3 / 10
Volatility
8 / 10
Members

The rest of this material

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chemicals · No. 974

Arctander monograph

Perfume and Flavor Chemicals, page 400.

sweetgassy
MW
138.25
BP
—
MP
—
Sp.Gr.
—
Refractive n
—
Rotation
—
Appearance

Colorless, mobile liquid.

Solubility

Insoluble in water, soluble in alcohol and oils.

Odor

Sweet, diffusive, somewhat 'gassy' odor.

Uses in perfumery

Has been suggested for use in masking odors for industrial purposes. Could possibly find small use in Styrax compositions, etc.

Production

Produced by dimerization of Isoprene, using Hydrogen for hydrogen addition in presence of Potassium and Ethyl alcohol.

Identity
Aliases · 3
2,6-Dimethyl-2,6-octadiene2,7-Dimethyl-2,6-octadiene3,6-Dimethyl-2,6-octadiene
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).