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ISO-AMYL-ISO-BUTYRATE

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

Usage guidance

Suggested min
—
Suggested max
—
Cost
—
Stock
—
Compatibility tags
fruitymodifiertopnote
How it behaves

Olfactory profile

Family
fruity
Note tendency
Top
Descriptors
fruity

A light, diffusive fruity ester with a juicy apple-pear character and a slightly rummy, ethereal lift. Fresh and sweet on top, quickly fading to a soft green-fruity trail.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. 138

Arctander monograph

Perfume and Flavor Chemicals, page 68.

fruitysweet
MW
—
BP
169°C
MP
—
Sp.Gr.
0.88
Refractive n
—
Rotation
—
Appearance

Colorless mobile liquid.

Solubility

Insoluble in water, miscible with alcohol, soluble in essential oils, perfume and flavor materials.

Odor

Fruity-Apricot-Pineapple type odor, softer and sweeter than that of the iso-Amyl-n-butyrate.

Flavor

Sweet fruity taste, suggestive of Apricot, Peach, Pineapple and other fruits.

Uses in perfumery

Finds limited use in perfumery as a modifier for Amyl phenylacetate and other heavy esters, or as a trace component topnote item.

Uses in flavor

Extensively used in flavor compositions for introduction of light, fruity notes: Apple, Apricot, Banana, Berry, Peach, etc.

Production

Produced from iso-Amyl alcohol and iso-Butyric acid by direct esterification under azeotropic conditions.

Identity
Aliases · 3
Amyl-iso-butyrateéso-Butyl carbinyl-iso-butyratetso-Pentyl-iso-butyrate
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).