Isobutenyl Methyltetrahydropyran

INCI: ISOBUTENYL METHYLTETRAHYDROPYRAN

CAS Number
16409-43-1 (cis-isomer) / 3033-23-6 (trans-isomer)
Function
Fragrance ingredient
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no CFR restriction; FEMA GRAS for flavoring

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.

Expert Verdict

Standard fragrance allergen labeling best practices apply; ensure IFRA compliance at formulation level; naturally occurs in rose oil

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Concern Level: Low

Regulatory Flags

potential-allergen fragrance-component natural-origin

Frequently Asked Questions

Is Isobutenyl Methyltetrahydropyran safe in cosmetics?

Standard fragrance allergen labeling best practices apply; ensure IFRA compliance at formulation level; naturally occurs in rose oil The EU classifies Isobutenyl Methyltetrahydropyran as "permitted". Safety rating: GOOD.

Is Isobutenyl Methyltetrahydropyran allowed in the EU?

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

What does Isobutenyl Methyltetrahydropyran do in cosmetics?

Isobutenyl Methyltetrahydropyran functions as: Fragrance ingredient. It is classified as a cosmetic ingredient in our database. CAS number: 16409-43-1 (cis-isomer) / 3033-23-6 (trans-isomer).

What is the Margin of Safety for Isobutenyl Methyltetrahydropyran?

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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