Regulatory Status
For full compliance data across 55 jurisdictions, use the Substance Compliance tool.
Safety Data
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
α,β-unsaturated carbonyl = potential sensitizer and skin irritant; must comply with IFRA standards; related 2,4-decadienal is IFRA-prohibited as fragrance ingredient
Regulatory Flags
Frequently Asked Questions
Is Undecadienal safe in cosmetics?
α,β-unsaturated carbonyl = potential sensitizer and skin irritant; must comply with IFRA standards; related 2,4-decadienal is IFRA-prohibited as fragrance ingredient The EU classifies Undecadienal as "restricted". Safety rating: MODERATE.
Is Undecadienal allowed in the EU?
Undecadienal EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.
What does Undecadienal do in cosmetics?
Undecadienal functions as: Fragrance ingredient. It is classified as a cosmetic ingredient in our database. CAS number: 13162-46-4 (2,4-undecadienal); related: 2363-88-4 (2,4-decadienal).
What is the Margin of Safety for Undecadienal?
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.
Compliance Tools
Check Undecadienal compliance across multiple jurisdictions:
Related Ingredients
Is Undecadienal in Your Products?
Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.
Try Piro Free →Analyze Your Full Ingredient List
Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Undecadienal in your formulation.