Tetramethyl Decynediol

INCI: TETRAMETHYL DECYNEDIOL

CAS Number
126-86-3
Function
Surfactant — cleansing; defoamer, wetting agent
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status prohibited
🇺🇸 US Status permitted
US Notes Not specifically regulated for cosmetics; primarily industrial use

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

EU Annex II listed — prohibited in cosmetics. Primarily an industrial defoamer/surfactant; not intended for cosmetic application on skin. Any use in cosmetic products would be non-compliant with EC 1223/2009

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Concern Level: High

Frequently Asked Questions

Is Tetramethyl Decynediol safe in cosmetics?

EU Annex II listed — prohibited in cosmetics. Primarily an industrial defoamer/surfactant; not intended for cosmetic application on skin. Any use in cosmetic products would be non-compliant with EC 1223/2009 The EU classifies Tetramethyl Decynediol as "prohibited". Safety rating: MODERATE.

Is Tetramethyl Decynediol allowed in the EU?

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

What does Tetramethyl Decynediol do in cosmetics?

Tetramethyl Decynediol functions as: Surfactant — cleansing; defoamer, wetting agent. It is classified as a cosmetic ingredient in our database. CAS number: 126-86-3.

What is the Margin of Safety for Tetramethyl Decynediol?

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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