Longifolene

INCI: LONGIFOLENE

CAS Number
475-20-7 [^1_5][^1_6]
Function
Fragrance ingredient (sesquiterpene hydrocarbon)
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” listed on TSCA inventory; not restricted under 21 CFR

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Moderate sensitizer requiring IFRA-restricted concentrations per product category; not genotoxic, phototoxic, or PBT per IFRA Environmental Standards

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Concern Level: Moderate

Regulatory Flags

potential-allergen fragrance-component ifra_fragrance

Frequently Asked Questions

Is Longifolene safe in cosmetics?

Moderate sensitizer requiring IFRA-restricted concentrations per product category; not genotoxic, phototoxic, or PBT per IFRA Environmental Standards The EU classifies Longifolene as "permitted". Safety rating: GOOD.

Is Longifolene allowed in the EU?

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

What does Longifolene do in cosmetics?

Longifolene functions as: Fragrance ingredient (sesquiterpene hydrocarbon). It is classified as a cosmetic ingredient in our database. CAS number: 475-20-7 [^1_5][^1_6].

What is the Margin of Safety for Longifolene?

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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