Isojasmone

INCI: ISOJASMONE

CAS Number
11050-62-7 (mixture); 95-41-0 (specific isomer: 2-hexyl-2-cyclopenten-1-one)
Function
Perfuming (fragrance ingredient)
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status restricted
🇺🇸 US Status permitted
US Notes Allowed - also GRAS as a flavoring agent (21 CFR 172.515), FEMA No. 3552

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

GHS Warning - H315: causes skin irritation. Requires protective handling in manufacturing. Potential skin sensitizer at high concentrations. Floral odor type; water solubility ~252 mg/L at 20°C; LogP 2.3. A cyclopentenone derivative used to impart jasmine-like floral notes

⚠️
Concern Level: Moderate

Regulatory Flags

potential-allergen fragrance-component jecfa_safe

Frequently Asked Questions

Is Isojasmone safe in cosmetics?

GHS Warning - H315: causes skin irritation. Requires protective handling in manufacturing. Potential skin sensitizer at high concentrations. Floral odor type; water solubility ~252 mg/L at 20°C; LogP 2.3. A cyclopentenone derivative used to impart jasmine-like floral notes The EU classifies Isojasmone as "restricted". Safety rating: MODERATE.

Is Isojasmone allowed in the EU?

Isojasmone EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.

What does Isojasmone do in cosmetics?

Isojasmone functions as: Perfuming (fragrance ingredient). It is classified as a cosmetic ingredient in our database. CAS number: 11050-62-7 (mixture); 95-41-0 (specific isomer: 2-hexyl-2-cyclopenten-1-one).

What is the Margin of Safety for Isojasmone?

not established 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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