Isobutyl Furylpropionate

INCI: ISOBUTYL FURYLPROPIONATE

CAS Number
105-01-1 [^1_12]
Function
Fragrance
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status prohibited
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” FEMA listed flavoring substance

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Furan ring is a structural alert with potential metabolic activation to reactive intermediates; inhalation toxicity not determined; limited safety dataset compared to other isobutyl esters.

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Concern Level: High

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is Isobutyl Furylpropionate safe in cosmetics?

Furan ring is a structural alert with potential metabolic activation to reactive intermediates; inhalation toxicity not determined; limited safety dataset compared to other isobutyl esters. The EU classifies Isobutyl Furylpropionate as "prohibited". Safety rating: MODERATE.

Is Isobutyl Furylpropionate allowed in the EU?

Isobutyl Furylpropionate EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does Isobutyl Furylpropionate do in cosmetics?

Isobutyl Furylpropionate functions as: Fragrance. It is classified as a cosmetic ingredient in our database. CAS number: 105-01-1 [^1_12].

What is the Margin of Safety for Isobutyl Furylpropionate?

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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