Tetramethyldecenedione

INCI: TETRAMETHYLDECENEDIONE

CAS Number
Likely related to 2,5,7-trimethyl-2-decene-6,8-dione (CAS 13851-06-4) or tetramethyl analog
Function
Fragrance ingredient — dione structure suggests ketonic/woody fragrance character
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted under general fragrance provisions

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

Structural alert: unsaturated diketone = potential Michael acceptor → skin sensitization risk. Verify IFRA use limits and conduct DPRA/KeratinoSens if data is missing

⚠️
Concern Level: Moderate

Regulatory Flags

potential-allergen fragrance-component

Frequently Asked Questions

Is Tetramethyldecenedione safe in cosmetics?

Structural alert: unsaturated diketone = potential Michael acceptor → skin sensitization risk. Verify IFRA use limits and conduct DPRA/KeratinoSens if data is missing The EU classifies Tetramethyldecenedione as "permitted". Safety rating: MODERATE.

Is Tetramethyldecenedione allowed in the EU?

Tetramethyldecenedione EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Tetramethyldecenedione do in cosmetics?

Tetramethyldecenedione functions as: Fragrance ingredient — dione structure suggests ketonic/woody fragrance character. It is classified as a cosmetic ingredient in our database. CAS number: Likely related to 2,5,7-trimethyl-2-decene-6,8-dione (CAS 13851-06-4) or tetramethyl analog.

What is the Margin of Safety for Tetramethyldecenedione?

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.

📱

Is Tetramethyldecenedione in Your Products?

Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.

Try Piro Free →

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Tetramethyldecenedione in your formulation.