NOAEL Data REACH Registered Cosmetic Ingredient

2,6,10-Trimethylundec-9-enal

Also known as: 9-​Undecenal, 2,​6,​10-​trimethyl-, Adoxal, 2,6,10-trimetilundec-9-enal, 2,6,10-Trimethyl-9-undecenal, 9-undecenal, 2,6,10-trimetil- (+6 more)

CAS 141-13-9

2,6,10-Trimethylundec-9-enal (CAS 141-13-9) is a chemical substance. Key regulatory status: REACH registered, 1 regulatory/inventory list, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, AICIS, ECHA REACH.

View cosmetic safety profile for Trimethylundecenal →

SOURCE NOAEL studies
NOAEL studies
6
SOURCE Chemical inventory jurisdictions
Regulatory lists
1
SOURCE EU CLP Annex VI
GHS signal
Not classified

Chemical Identity

CAS, identifiers, formula, and alternate names for the matched substance record.

SOURCE DSSTox identifiers 16 fields
Name
2,6,10-Trimethylundec-9-enal
CAS Number
141-13-9
Molecular Formula
C14H26O
InChI Key
UEGBWDUVDAKUGA-UHFFFAOYSA-N
Monoisotopic Mass
210.198365
Synonyms
9-​Undecenal, 2,​6,​10-​trimethyl-Adoxal2,6,10-trimetilundec-9-enal2,6,10-Trimethyl-9-undecenal9-undecenal, 2,6,10-trimetil-2,6,10-TRIMETHYL-9-UNDECYCLENALDEHYDEEINECS 205-460-8FarenalNSC 122698Trimethyl undecylenic aldehyde2,6,10-Trimethyl-9-undecen-1-al

Functional Uses

Industrial and product-use categories associated with this substance.

SOURCE EPA CPDat 21 records
Fragrance

Regulatory Lists

Inventory, screening, and regulatory list matches from public chemical databases.

SOURCE EPA CPDat 1 records
ListKeywordSource
IFRA TransparencyIFRAIFRA

NOAEL Studies

Toxicology endpoints rendered from public NOAEL study rows.

SOURCE NOAEL studies Showing 6 of 6 studies
ValueUnitEndpointRouteSpeciesSource
=59.07mg/m3DNEL localinhalationHumanToxValDB GESTIS DNEL
=23.63mg/m3DNEL systemicinhalationHumanToxValDB GESTIS DNEL
JNM5JFE28JUNIIFDA UNII substance identifier--openFDA substances
0%Incidence of positive responsesDermalHumanNTP ICE skin sensitization
8100ug/cm2Induction dose per skin areaDermalHumanNTP ICE skin sensitization
3unitlessRelative reliability scoreDermalHumanNTP ICE skin sensitization

Showing 6 of 6 studies

REACH Registration

Registration status from the ECHA REACH registered substances database.

SOURCE ECHA 1 records
StatusNameEC NumberLink
Registered2,6,10-trimethylundec-9-enal205-460-8ECHA overview →

Australian Status (AICIS)

Australian industrial chemicals inventory status and applicable conditions.

SOURCE AICIS inventory 1 records
Inventory Status
listed

Cosmetic Safety Profile

Same-CAS cosmetic ingredient record for cross-vertical context.

SOURCE CosIng / Ingredients DB
EU Status
permitted
Max
-
Category
Fragrance
View full cosmetic safety profile →

Frequently Asked Questions

What is the NOAEL for 2,6,10-Trimethylundec-9-enal?

2,6,10-Trimethylundec-9-enal has 6 NOAEL studies in the database. The lowest reported value is 0 % via Dermal in Human. Source: NTP ICE skin sensitization.

What regulatory lists include 2,6,10-Trimethylundec-9-enal?

2,6,10-Trimethylundec-9-enal appears on 1 regulatory/inventory list including IFRA Transparency. Source: EPA CPDat.

Is 2,6,10-Trimethylundec-9-enal used in cosmetics?

Yes, 2,6,10-Trimethylundec-9-enal is also indexed as a cosmetic ingredient under the name Trimethylundecenal. View the full cosmetic safety profile on the ingredient page for detailed safety data, SCCS opinions, and regulatory status.

Where does the safety data for 2,6,10-Trimethylundec-9-enal come from?

Safety data is sourced from EPA ToxValDB, EPA CPDat, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, ECHA REACH, CosIng / Ingredients DB. All data traces to primary regulatory sources and is updated from official government databases.

Is 2,6,10-Trimethylundec-9-enal used outside industrial chemicals?

2,6,10-Trimethylundec-9-enal also appears in cosmetics databases.