What is the NOAEL for 3-(4-Ethylphenyl)-2,2-dimethylpropanal?
3-(4-Ethylphenyl)-2,2-dimethylpropanal has 7 NOAEL studies in the database. The lowest reported value is 5V2FN5AA3W UNII. Source: openFDA substances.
NOAEL Data
Cosmetic Ingredient
3-(4-Ethylphenyl)-2,2-dimethylpropanal
Also known as: Benzenepropanal, 4-ethyl-alpha,alpha-dimethyl-, Benzenepropanal, 4-ethyl-.alpha.,.alpha.-dimethyl-, 3-(p-Ethylphenyl)-2,2-dimethylpropionaldehyde, Benzenepropanal, alpha,alpha-dimethyl-4-ethyl-, Benzenepropanal, 2(or 4)-ethyl-alpha,alpha-dimethyl- (+7 more)
CAS 67634-15-5
3-(4-Ethylphenyl)-2,2-dimethylpropanal (CAS 67634-15-5) is a chemical substance. Key regulatory status: 2 regulatory/inventory lists, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, AICIS.
View cosmetic safety profile for 2-Tert-Butyl-4-Methyl-Cyclohexanol Acetate →
SOURCE
noael studies public
NOAEL studies
7
SOURCE
chemical inventory jurisdictions
Regulatory lists
2
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
18 fields
Name
3-(4-Ethylphenyl)-2,2-dimethylpropanal
CAS Number
67634-15-5
DTXSID
DTXSID3052359
Molecular Formula
C13H18O
InChI Key
JFTSYAALCNQOKO-UHFFFAOYSA-N
Monoisotopic Mass
190.135765
Synonyms
Benzenepropanal, 4-ethyl-alpha,alpha-dimethyl-Benzenepropanal, 4-ethyl-.alpha.,.alpha.-dimethyl-3-(p-Ethylphenyl)-2,2-dimethylpropionaldehydeBenzenepropanal, alpha,alpha-dimethyl-4-ethyl-Benzenepropanal, 2(or 4)-ethyl-alpha,alpha-dimethyl-alpha,alpha-Dimethyl-4-ethylbenzenepropanalalpha,alpha-Dimethyl-p-ethylphenylpropanal2,2-Dimethyl-3-(p-ethylphenyl)propanalEINECS 266-819-2Ethyl dimethylhydrocinnamaldehydeFloralozoneUNII-5V2FN5AA3W
Functional Uses
Industrial and product-use categories associated with this substance.
SOURCE
EPA CPDat
60 records
FragranceDeodorizer
Regulatory Lists
Inventory, screening, and regulatory list matches from public chemical databases.
SOURCE
EPA CPDat
2 records
| List | Keyword | Source |
|---|---|---|
| IFRA Transparency | IFRA | IFRA |
| SCIL (9/2019) | USEPA | Safer Chemical Ingredients List |
NOAEL Studies
Toxicology endpoints rendered from public NOAEL study rows.
SOURCE
NOAEL studies
Showing 7 of 7 studies
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| 5V2FN5AA3W | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 5V2FN5AA3W | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 5V2FN5AA3W | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 5V2FN5AA3W | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| - | % | Incidence of positive responses | Dermal | Human | NTP_ICE_skin_sensitization |
| 2025 | ug/cm2 | Induction dose per skin area | Dermal | Human | NTP_ICE_skin_sensitization |
| 3 | unitless | Relative reliability score | Dermal | Human | NTP_ICE_skin_sensitization |
Showing 7 of 7 studies
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
Frequently Asked Questions
What regulatory lists include 3-(4-Ethylphenyl)-2,2-dimethylpropanal?
3-(4-Ethylphenyl)-2,2-dimethylpropanal appears on 2 regulatory/inventory lists including IFRA Transparency, SCIL (9/2019). Source: EPA CPDat.
Is 3-(4-Ethylphenyl)-2,2-dimethylpropanal used in cosmetics?
Yes, 3-(4-Ethylphenyl)-2,2-dimethylpropanal is also indexed as a cosmetic ingredient under the name 2-Tert-Butyl-4-Methyl-Cyclohexanol Acetate. 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 3-(4-Ethylphenyl)-2,2-dimethylpropanal come from?
Safety data is sourced from EPA ToxValDB, EPA CPDat, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, CosIng / Ingredients DB. All data traces to primary regulatory sources and is updated from official government databases.
Is 3-(4-Ethylphenyl)-2,2-dimethylpropanal used outside industrial chemicals?
3-(4-Ethylphenyl)-2,2-dimethylpropanal also appears in cosmetics databases.