Moderate Cosmetic Ingredient NOAEL Data

Tetrahydro-methyl-propyl-pyran-4-olacetate (Clarycet®)

INCI: TETRAHYDRO-METHYL-PROPYL-PYRAN-4-OLACETATE

CAS Number
131766-73-9
Function
Fragrance – fruity, floral, herbal, clary sage-like
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Not restricted; TSCA listed

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

1 study endpoint found for Tetrahydro-methyl-propyl-pyran-4-olacetate (Clarycet®). NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOAEL 600 mg/kg bw/day oral rat oral REACH

Expert Verdict

Skin sensitizer (NESIL 11,000 μg/cm²); Cramer Class III (higher concern class); not genotoxic; not phototoxic/photoallergenic; not PBT per IFRA

⚠️
Concern Level: High

Regulatory Flags

potential-allergen fragrance-component ifra_fragrance

Frequently Asked Questions

Is Tetrahydro-methyl-propyl-pyran-4-olacetate (Clarycet®) safe in cosmetics?

Skin sensitizer (NESIL 11,000 μg/cm²); Cramer Class III (higher concern class); not genotoxic; not phototoxic/photoallergenic; not PBT per IFRA The EU classifies Tetrahydro-methyl-propyl-pyran-4-olacetate (Clarycet®) as "permitted". Safety rating: MODERATE. 1 toxicological study endpoint(s) are available in our database.

Is Tetrahydro-methyl-propyl-pyran-4-olacetate (Clarycet®) allowed in the EU?

Tetrahydro-methyl-propyl-pyran-4-olacetate (Clarycet®) EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Tetrahydro-methyl-propyl-pyran-4-olacetate (Clarycet®) do in cosmetics?

Tetrahydro-methyl-propyl-pyran-4-olacetate (Clarycet®) functions as: Fragrance – fruity, floral, herbal, clary sage-like. It is classified as a cosmetic ingredient in our database. CAS number: 131766-73-9.

What is the Margin of Safety for Tetrahydro-methyl-propyl-pyran-4-olacetate (Clarycet®)?

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.

What is the NOAEL for Tetrahydro-methyl-propyl-pyran-4-olacetate (Clarycet®)?

The NOAEL (No Observed Adverse Effect Level) for Tetrahydro-methyl-propyl-pyran-4-olacetate (Clarycet®) is 600 mg/kg bw/day based on a oral study via oral route in rat. Source: REACH.

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