PEG-9 Octyldodecanoate

INCI: PEG-9 OCTYLDODECANOATE

CAS Number
Not widely published (PEG ester of 2-octyldodecanoic acid)
Function
Surfactant – emulsifying; skin conditioning; emollient
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes CIR: Covered under PEGylated oils / PEG fatty acid esters group; safe as used

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

PEGylated ester surfactant with limited ingredient-specific toxicity data; safety relies on read-across to PEG fatty acid ester group with adequate margin of safety; 1,4-dioxane impurity control required.

⚠️
Concern Level: Low

Regulatory Flags

peg-ingredient

Frequently Asked Questions

Is PEG-9 Octyldodecanoate safe in cosmetics?

PEGylated ester surfactant with limited ingredient-specific toxicity data; safety relies on read-across to PEG fatty acid ester group with adequate margin of safety; 1,4-dioxane impurity control required. The EU classifies PEG-9 Octyldodecanoate as "permitted". Safety rating: GOOD.

Is PEG-9 Octyldodecanoate allowed in the EU?

PEG-9 Octyldodecanoate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does PEG-9 Octyldodecanoate do in cosmetics?

PEG-9 Octyldodecanoate functions as: Surfactant – emulsifying; skin conditioning; emollient. It is classified as a cosmetic ingredient in our database. CAS number: Not widely published (PEG ester of 2-octyldodecanoic acid).

What is the Margin of Safety for PEG-9 Octyldodecanoate?

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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