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ISO-BUTYL PYRIDINE

CAS
—
EC
—
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
gourmandcoffee-accordcocoa-accordgreentobacco
How it behaves

Olfactory profile

Family
floral
Note tendency
Middle
Descriptors
floral

A pungent, roasted-nutty aroma with strong green and earthy facets, reminiscent of toasted cereal, cocoa shell, and raw vegetable skins. Has a slightly fatty, animalic-vegetal undertone typical of alkyl pyridines, with a sharp, penetrating character even at low dosage.AI · claude-opus-4-7

Intensity
8 / 10
Tenacity
5 / 10
Volatility
6 / 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. 521

Arctander monograph

Perfume and Flavor Chemicals, page 218.

floralheavy
MW
135.21
BP
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MP
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Sp.Gr.
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Refractive n
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Rotation
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Appearance

Pale yellowish oily liquid, almost colorless when freshly prepared

Solubility

Practically insoluble in water, soluble in alcohol and oils

Odor

Heavy-floral odor, somewhat reminiscent of Heliotrope

Production

Produced from Pyridine with iso-Butyl bromide

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).