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ISO-PROPYL-ISO-BUTYRATE

CAS
—
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
fruitytropicalcitrus-colognegourmand-fruit
How it behaves

Olfactory profile

Family
fruity
Note tendency
Top
Descriptors
fruity

A light, volatile fruity ester with a sweet, ethereal character reminiscent of pineapple, pear and green apple. Very diffusive on first impression, quickly fading to leave a soft, slightly rummy fruit note.AI · claude-opus-4-7

Intensity
6 / 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. 2679

Arctander monograph

Perfume and Flavor Chemicals, page 1174.

tenacity · lowpower · diffusiveG.R.A.S.FEMA 2937
fruitycitrusysweet
MW
102.14
BP
121°C
MP
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Sp.Gr.
0.85
Refractive n
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Rotation
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Appearance

Colorless mobile liquid.

Solubility

Very slightly soluble in water, soluble in alcohol, propylene glycol and oils.

Odor

Very diffusive, light, refreshingly fruity odor of modified Pineapple type with a Bergamot-Pear-like freshness.

Flavor

Sweet-fruity, but quite refreshing, citrusy-Pineapple-like taste in concentrations below 40 ppm.

Uses in flavor

It is used occasionally in flavor compositions as a modifier for higher and lower alkylbutyrates in Pineapple, Apricot, Pear and in certain types of Citrus complex flavors.

Production

Produced by azeotropic esterification of iso-Propanol with iso-Butyric acid.

Identity
Aliases · 2
F.E.M.A. No. 2937iso-Propyl-2-methylpropanoate
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).