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Sodium LAURETH-4 carboxylate

CAS 162967-79-5

Also registered as 3 other CAS numbers

33939-64-9 · 38975-03-0 · 38975-04-1

Sodium LAURETH-4 carboxylate chemical structure

Concern score

Not assessed — no hazard data yet.

Sodium LAURETH-4 carboxylate in plain language

What it is

On cosmetic ingredient lists it appears as “Sodium LAURETH-11 carboxylate”.

Also known as Sodium LAURETH-11 carboxylate · Sodium LAURETH-12 carboxylate · Sodium LAURETH-13 carboxylate · Sodium LAURETH-14 carboxylate · Sodium LAURETH-17 carboxylate · Sodium LAURETH-3 carboxylate

Show all 21 names

Sodium LAURETH-5 carboxylate · Sodium LAURETH-6 carboxylate · Sodium LAURETH-8 carboxylate · 3,6,9,12-Tetraoxatetracosanoic acid, sodium salt (1:1) · Sodium 2-(2-dodecoxyethoxy)acetate · PEG-4 lauryl ether carboxylic acid, sodium salt · Sodium ((lauryloxy)tri(ethyleneoxy))acetate · Sodium (2-(2-(2-(LAURYLOXY)ETHOXY)ETHOXY)ETHOXY)ACETATE · Sodium polyethylene glycol 200 lauryl ether carboxylate · Sodium polyoxyethylene (4) lauryl ether carboxylate · Sodium triethylene glycol lauryl ether acetate · 3,6,9,12-Tetraoxatetracosanoic acid, sodium salt (9CI) · Empicol cbcs · Neoscoap lecn · sodium;2-(2-dodecoxyethoxy)acetate

What it does

Used in cosmetics as an emulsifier, a cleansing agent and a foaming agent.

  • Emulsifying
  • Cleansing
  • Foaming
  • Surfactant
  • Foaming agent
  • Cleaning agent
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Sodium LAURETH-4 carboxylate appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • EUCosIngActive10 entries
    • Poly(oxy-1,2-ethanediyl), .alpha.-dodecyl-.omega.-carboxymethoxy-, sodium salts (5 mol EO average molar ratio)Source →
    • Poly(oxy-1,2-ethanediyl), .alpha.-carboxy-.omega.-(dodecyloxy)-, sodium salt (12 mol EO average molar ratio)Source →
    • Poly(oxy-1,2-ethanediyl), .alpha.-dodecyl-.omega.-carboxymethoxy-, sodium salts (12 mol EO average molar ratio)Source →
    • Poly(oxy-1,2-ethanediyl), .alpha.-dodecyl-.omega.-carboxymethoxy-, sodium salts (13 mol EO average molar ratio)Source →
    • Poly(oxy-1,2-ethanediyl), .alpha.-dodecyl-.omega.-carboxymethoxy-, sodium salts (16 mol EO average molar ratio)Source →
    • Poly(oxy-1,2-ethanediyl), .alpha.-dodecyl-.omega.-carboxymethoxy-, sodium salts (2 mol EO average molar ratio)Source →
    • Poly(oxy-1,2-ethanediyl), .alpha.-carboxy-.omega.-(dodecyloxy)-, sodium salt (8 mol EO average molar ratio)Source →
    • Poly(oxy-1,2-ethanediyl), .alpha.-dodecyl-.omega.-carboxymethoxy-, sodium salts (3 mol EO average molar ratio)Source →
    • Poly(oxy-1,2-ethanediyl), .alpha.-dodecyl-.omega.-carboxymethoxy-, sodium salts (4 mol EO average molar ratio)Source →
    • Sodium salt of the carboxylic acid derived from Laureth-11Source →
  • USEPAcommercial use observed2 entries
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products.Source →
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Surfactant (surface active agent), Cleaning agent, Foamant.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as polymer.
    • openFDA substance registry classifies this ingredient as polymer.Source →

Expert safety opinions

No expert opinion on file for Sodium LAURETH-4 carboxylate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Sodium LAURETH-4 carboxylate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EPA Chemical and Products Database

    exposure · updated 2019-03-06

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →

  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Sodium LAURETH-4 carboxylate in a product composition. These are source records, not Greenveil catalog products.

Named organisations

1

Typical roles

EmulsifyingCleansingFoamingSurfactantFoaming agentCleaning agent
See products using Sodium LAURETH-4 carboxylate →

Catalog

Found in these products

Cosmetic and personal-care products that list Sodium LAURETH-4 carboxylate are shown first. Their ingredient lists include Sodium LAURETH-4 carboxylate; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 16 →Find products without it →