Tetrahydro-methyl-methylpropenyl-pyran (Rose Oxide)

INCI: TETRAHYDRO-METHYL-METHYLPROPENYL-PYRAN

CAS Number
16409-43-1 (mixture); cis-isomer: 876-17-5
Function
Fragrance – rose, green, geranium, floral
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Not restricted; FEMA GRAS; 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
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

GHS: H315 (skin irritant), H319 (serious eye irritant), H361 (suspected reproductive toxicity); IFRA use-level restrictions apply

⚠️
Concern Level: High

Regulatory Flags

fragrance-component

Frequently Asked Questions

Is Tetrahydro-methyl-methylpropenyl-pyran (Rose Oxide) safe in cosmetics?

GHS: H315 (skin irritant), H319 (serious eye irritant), H361 (suspected reproductive toxicity); IFRA use-level restrictions apply The EU classifies Tetrahydro-methyl-methylpropenyl-pyran (Rose Oxide) as "permitted". Safety rating: MODERATE.

Is Tetrahydro-methyl-methylpropenyl-pyran (Rose Oxide) allowed in the EU?

Tetrahydro-methyl-methylpropenyl-pyran (Rose Oxide) EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Tetrahydro-methyl-methylpropenyl-pyran (Rose Oxide) do in cosmetics?

Tetrahydro-methyl-methylpropenyl-pyran (Rose Oxide) functions as: Fragrance – rose, green, geranium, floral. It is classified as a cosmetic ingredient in our database. CAS number: 16409-43-1 (mixture); cis-isomer: 876-17-5.

What is the Margin of Safety for Tetrahydro-methyl-methylpropenyl-pyran (Rose Oxide)?

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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