Is trans-2-Undecenal safe in cosmetics?
trans-2-Undecenal has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Cosmetic Ingredient
trans-2-Undecenal
INCI: UNDECENAL / TRANS-2-UNDECENAL
trans-2-Undecenal (CAS 53448-07-0 (trans isomer); parent mixed CAS: 1337-83-3) is a cosmetic cosmetic ingredient functioning as Fragrance ingredient (powerful citrusy-waxy, dry-floral "clean" odor). EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
Auto-generated CPSR Part A draft with source citations
CAS Number
53448-07-0 (trans isomer); parent mixed CAS: 1337-83-3
View industrial chemical safety profile →
Function
Fragrance ingredient (powerful citrusy-waxy, dry-floral "clean" odor)
Safety Rating
MODERATE
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted in cosmetics as fragrance; FEMA GRAS for food use
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for trans-2-Undecenal.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for trans-2-Undecenal.
Regulatory Flags
fragrance-component
Frequently Asked Questions
Is trans-2-Undecenal allowed in the EU?
trans-2-Undecenal EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does trans-2-Undecenal do in cosmetics?
trans-2-Undecenal functions as: Fragrance ingredient (powerful citrusy-waxy, dry-floral "clean" odor). It is classified as a cosmetic ingredient in our database. CAS number: 53448-07-0 (trans isomer); parent mixed CAS: 1337-83-3.
Compliance Tools
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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