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ALLYL-ISO-THIOCYANATE

CAS
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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
mustard-accordwasabi-accordgourmand-savoury
How it behaves

Olfactory profile

Family
spicy
Note tendency
Top
Descriptors
penetratingpungentstinging

Extremely pungent, lachrymatory mustard-oil character — the eye-watering, nose-burning bite of freshly grated horseradish or hot mustard. Sharp sulfurous-green top with a biting, almost painful sting; nearly impossible to smell in isolation without dilution.AI · claude-opus-4-7

Intensity
10 / 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. 98

Arctander monograph

Perfume and Flavor Chemicals, page 51.

tenacity · highpower · strongG.R.A.S.FEMA 2034
penetratingpungentstinging
MW
99.15
BP
152°C
MP
—
Sp.Gr.
1.025
Refractive n
—
Rotation
—
Appearance

Colorless mobile liquid.

Solubility

Slightly soluble in water, miscible with alcohol and flavor materials.

Odor

Extremely penetrating, pungent and stinging odor. This chemical is a powerful lachrymator, and inhalation of its vapors may cause serious damage to human lungs.

Uses in flavor

Used quite extensively in flavor compositions, particularly along with vinegar (pickled products). Also in meat and spice flavors. Concentration in pickled products may be as high as 80 ppm.

Production

Produced from Allyl iodide and Potassium sulfo-cyanide. This chemical is the chief component of the volatile oil of black Mustard seed, and can be isolated by enzymatic breakdown of the glycoside in the seed.

Identity
Aliases · 6
Allyl-iso-rhodanideAllyl-iso-sulfocyanateAllyl Mustard oilAllyl senevolAllyl thiocarbonimideMustard oil, artificial
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).