Buteth-2 Acetate

INCI: BUTETH-2 ACETATE

CAS Number
Not uniquely assigned (ethoxylated butanol acetate ester)
Function
Skin Conditioning, Emollient, Solvent
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Adequate (supported by CIR polyoxyalkylene ether assessment)

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Ethoxylated ingredient with 1,4-dioxane impurity potential; must test and confirm <10 ppm (EU) or comply with applicable jurisdictional limits; ethylene oxide residue testing also recommended.

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Concern Level: Moderate

Frequently Asked Questions

Is Buteth-2 Acetate safe in cosmetics?

Ethoxylated ingredient with 1,4-dioxane impurity potential; must test and confirm <10 ppm (EU) or comply with applicable jurisdictional limits; ethylene oxide residue testing also recommended. The EU classifies Buteth-2 Acetate as "permitted". Safety rating: GOOD.

Is Buteth-2 Acetate allowed in the EU?

Buteth-2 Acetate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Buteth-2 Acetate do in cosmetics?

Buteth-2 Acetate functions as: Skin Conditioning, Emollient, Solvent. It is classified as a cosmetic ingredient in our database. CAS number: Not uniquely assigned (ethoxylated butanol acetate ester).

What is the Margin of Safety for Buteth-2 Acetate?

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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