Isoamyl Alcohol

INCI: ISOAMYL ALCOHOL

CAS Number
123-51-3 [^1_10]
Function
Solvent, fragrance ingredient
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted — no specific 21 CFR restriction for cosmetics; FEMA GRAS for flavoring

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
moderate
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Skin irritant and serious eye damage hazard at pure concentration; flammable with flash point around 43°C; respiratory irritation potential but not genotoxic or persistent/bioaccumulative.

⚠️
Concern Level: Low

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is Isoamyl Alcohol safe in cosmetics?

Skin irritant and serious eye damage hazard at pure concentration; flammable with flash point around 43°C; respiratory irritation potential but not genotoxic or persistent/bioaccumulative. The EU classifies Isoamyl Alcohol as "permitted". Safety rating: GOOD.

Is Isoamyl Alcohol allowed in the EU?

Isoamyl Alcohol EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Isoamyl Alcohol do in cosmetics?

Isoamyl Alcohol functions as: Solvent, fragrance ingredient. It is classified as a cosmetic ingredient in our database. CAS number: 123-51-3 [^1_10].

What is the Margin of Safety for Isoamyl Alcohol?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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