Farnesal

Also known as: 2,​6,​10-​Dodecatrienal, 3,​7,​11-​trimethyl-, 3,7,11-Trimethyl-2,6,10-dodecatrienal, Farnesone, DODECA-2,6,10-TRIENAL, 3,7,11-TRIMETHYL-, 3,7,11-trimethyldodeca-2,6,10-trien-1-al (+1 more)

INCI: FARNESAL

Farnesal (CAS 19317-11-4) is a cosmetic cosmetic ingredient functioning as Fragrance ingredient. EU Regulation 1223/2009 status: restricted. Industrial safety data is also available in the chemical safety database.

View industrial chemical safety profile for CAS 19317-11-4 →

Auto-generated CPSR Part A draft with source citations
Function
Fragrance ingredient
Safety Rating
MODERATE

Chemistry & Identifiers

Formula
C15H24O
MW
220.35 g/mol
PubChem CID
68150
IUPAC Name
3,7,11-trimethyldodeca-2,6,10-trienal
InChIKey
YHRUHBBTQZKMEX-UHFFFAOYSA-N

Regulatory Status

EU EU Status restricted
US US Status permitted
US Notes Permitted — no specific 21 CFR restriction

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

Safety Data

Margin of Safety, dermal absorption, and sensitization profile summaries for Farnesal.

Calculate MoS for your specific formulation with the MoS Calculator.

Sensitization AOP Dashboard

Adverse Outcome Pathway data across 5 assays (DPRA, KeratinoSens, hCLAT, LLNA, NESIL) aggregated from public sources.

DPRA Cys %
22.85%
DPRA Lys %
14.85%
GHS: inconclusive

Source: DPRA: ECVAM Validation Study Report

IFRA Concentration Limits (12 Product Categories)

International Fragrance Association standards per product category. Restriction: Restriction. Effective: 2021-02-10.

Category Max % Category Max %
1 (Lip products) 0.005% 7a (Deodorant – not spray) 0.0099%
2 (Body spray) 0.0015% 7b (Deodorant spray) 0.0099%
3 (Body cream) 0.005% 8 (Face cream) 0.0017%
4 (Fine fragrance) 0.02% 9 (Soap) 0.025%
5a (Body lotion) 0.005% 10a (Household – non-spray) 0.025%
5b (Face cream leave-on) 0.005% 10b (Household – spray) No Restriction%
5c (Hand cream) 0.005% 11a (Intimate – leave-on) 0.0017%
5d (Baby cream) 0.0017% 11b (Intimate – rinse) 0.0017%
6 (Mouthwash) 0.005% 12 (Not for consumer exposure) No Restriction%

PubChem Annotations

Safety and regulatory annotations from PubChem (NCBI) aggregated sources.

Regulatory (3)
JECFA Number
1228
Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)
JECFA Evaluation
3,7,11-TRIMETHYL-2,6,10-DODECATRIENAL | 2008 | No safety concern at current levels of intake when used as a flavouring agent | ">RS 952-JECFA 69/149 | ">FAS 60-JECFA 69/628
Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)
JECFA Evaluation
FARNESAL | 2008 | No safety concern at current levels of intake when used as a flavouring agent | ">RS 952-JECFA 69/149 | ">FAS 60-JECFA 69/628
Source: Joint FAO/WHO Expert Committee on Food Additives (JECFA)

Function Categories & List Membership

Cosmetic/Chemical Function Categories
Flavouring and nutrient Fragrance
Regulatory List Membership (3)
IFRA Fragrance Transparency List FDA Substances Added to Food (EAFUS) Consumer Product Chemical

Expert Verdict

Expert safety assessment and concern-level summary for Farnesal.

Regulatory Flags

potential-allergen fragrance-component ifra_fragrance fda_food_additive

Known Synonyms

2,​6,​10-​Dodecatrienal, 3,​7,​11-​trimethyl- 3,7,11-Trimethyl-2,6,10-dodecatrienal Farnesone DODECA-2,6,10-TRIENAL, 3,7,11-TRIMETHYL- 3,7,11-trimethyldodeca-2,6,10-trien-1-al 3,7,11-Trimethyldodeca-2,6,10-trienal

Chemical Function

Fragrance Flavouring and nutrient

Regulatory Lists

IFRA Transparency Europe food_additive; Substances Added to Food (formerly EAFUS) (2/2019) consumer_product

Australian Status

AICIS status: listed

Frequently Asked Questions

Is Farnesal safe in cosmetics?

Farnesal has a safety rating of "MODERATE" in our database. EU status: restricted. US status: permitted.

Is Farnesal allowed in the EU?

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

What does Farnesal do in cosmetics?

Farnesal functions as: Fragrance ingredient. It is classified as a cosmetic ingredient in our database. CAS number: 19317-11-4.

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