Butoxynol-5 Carboxylic Acid

INCI: BUTOXYNOL-5 CARBOXYLIC ACID

CAS Number
Verify via CosIng
Function
Surfactant, Cleansing Agent
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Insufficient data โ€“ supplier safety dossier required

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Limited toxicological data available; lower ethoxylation (5 EO units) presents higher irritation potential compared to Butoxynol-19; testing required for residual ethylene oxide and 1,4-dioxane contamination.

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Concern Level: Moderate

Frequently Asked Questions

Is Butoxynol-5 Carboxylic Acid safe in cosmetics?

Limited toxicological data available; lower ethoxylation (5 EO units) presents higher irritation potential compared to Butoxynol-19; testing required for residual ethylene oxide and 1,4-dioxane contamination. The EU classifies Butoxynol-5 Carboxylic Acid as "permitted". Safety rating: MODERATE.

Is Butoxynol-5 Carboxylic Acid allowed in the EU?

Butoxynol-5 Carboxylic Acid EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Butoxynol-5 Carboxylic Acid do in cosmetics?

Butoxynol-5 Carboxylic Acid functions as: Surfactant, Cleansing Agent. It is classified as a cosmetic ingredient in our database. CAS number: Verify via CosIng.

What is the Margin of Safety for Butoxynol-5 Carboxylic Acid?

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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