Is OCTOXYNOL-9 CARBOXYLIC ACID safe in cosmetics?
OCTOXYNOL-9 CARBOXYLIC ACID has a safety rating of "GOOD" in our database. EU status: permitted. US status: allowed.
Good
Cosmetic Ingredient
OCTOXYNOL-9 CARBOXYLIC ACID
Also known as: 3,6,9,12,15,18,21,24-Octaoxahexacosanoic acid, 26-(octylphenoxy)-, 26-(Octylphenoxy)-3,6,9,12,15,18,21,24-octaoxahexacosanoic acid, Acetic acid, [2-[2-[2-[2-[2-[2-[2-[2-(octylphenoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]-, 3,6,9,12,15,18,21,24-OCTAOXAHEXACOSANOIC ACID, 26-OCTYLPHENOXY, HEXACOSANOIC ACID, 26-OCTYLPHENOXY-3,6,9,12,15,18,21,24-OCTAOXA- (+4 more)
OCTOXYNOL-9 CARBOXYLIC ACID (CAS 25338-58-3) is a cosmetic cosmetic ingredient functioning as Surfactant - Cleansing. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 25338-58-3 →
Auto-generated CPSR Part A draft with source citations
Function
Surfactant - Cleansing
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
2-[2-[2-[2-[2-[2-[2-[2-[2-(2-octylphenoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]acetic acid
InChIKey
LQGIRXNHIMWFSU-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
allowed
US Notes
Allowed — the CIR Expert Panel concluded that Octoxynol-9 Carboxylic Acid is "safe as used in rinse-off and leave-on cosmetic products"
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
PubChem Annotations
Safety and regulatory annotations from PubChem (NCBI) aggregated sources.
Safety (1)
Endocrine Disruptors
Potential endocrine disrupting compound
Source: NORMAN Suspect List Exchange
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Surfactant (surface active agent)
Expert Verdict
Expert safety assessment and concern-level summary for OCTOXYNOL-9 CARBOXYLIC ACID.
Regulatory Flags
cosing-sourced
eu-permitted
surfactant
needs-enrichment
Known Synonyms
3,6,9,12,15,18,21,24-Octaoxahexacosanoic acid, 26-(octylphenoxy)-
26-(Octylphenoxy)-3,6,9,12,15,18,21,24-octaoxahexacosanoic acid
Acetic acid, [2-[2-[2-[2-[2-[2-[2-[2-(octylphenoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]-
3,6,9,12,15,18,21,24-OCTAOXAHEXACOSANOIC ACID, 26-OCTYLPHENOXY
HEXACOSANOIC ACID, 26-OCTYLPHENOXY-3,6,9,12,15,18,21,24-OCTAOXA-
EINECS 246-867-0
PEG-9 Octyl Phenyl Ether Carboxylic Acid
Polyethylene Glycol 450 Octyl Phenyl Ether Carboxylic Acid
Polyoxyethylene (9) Octyl Phenyl Ether Carboxylic Acid
Chemical Function
Surfactant (surface active agent)
Frequently Asked Questions
Is OCTOXYNOL-9 CARBOXYLIC ACID allowed in the EU?
OCTOXYNOL-9 CARBOXYLIC ACID EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does OCTOXYNOL-9 CARBOXYLIC ACID do in cosmetics?
OCTOXYNOL-9 CARBOXYLIC ACID functions as: Surfactant - Cleansing. It is classified as a cosmetic ingredient in our database. CAS number: 25338-58-3.
Compliance Tools
Check OCTOXYNOL-9 CARBOXYLIC ACID compliance across multiple jurisdictions:
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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