Octahydro-tetramethylcyclopropanaphthalenone

INCI: OCTAHYDRO-TETRAMETHYLCYCLOPROPANAPHTHALENONE

CAS Number
† Verify via CosIng (cyclopropane-fused naphthalenone)
Function
Fragrance (perfuming agent)
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted — no specific CFR restriction

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Strained cyclopropane ring may open to reactive intermediates on skin; ketone requires conjugation status verification. Limited individual safety data; in-vitro genotoxicity (Ames) and sensitization battery testing recommended before CPSR submission.

⚠️
Concern Level: Moderate

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is Octahydro-tetramethylcyclopropanaphthalenone safe in cosmetics?

Strained cyclopropane ring may open to reactive intermediates on skin; ketone requires conjugation status verification. Limited individual safety data; in-vitro genotoxicity (Ames) and sensitization battery testing recommended before CPSR submission. The EU classifies Octahydro-tetramethylcyclopropanaphthalenone as "permitted". Safety rating: MODERATE.

Is Octahydro-tetramethylcyclopropanaphthalenone allowed in the EU?

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

What does Octahydro-tetramethylcyclopropanaphthalenone do in cosmetics?

Octahydro-tetramethylcyclopropanaphthalenone functions as: Fragrance (perfuming agent). It is classified as a cosmetic ingredient in our database. CAS number: † Verify via CosIng (cyclopropane-fused naphthalenone).

What is the Margin of Safety for Octahydro-tetramethylcyclopropanaphthalenone?

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 Octahydro-tetramethylcyclopropanaphthalenone 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 Octahydro-tetramethylcyclopropanaphthalenone in your formulation.