Cosmetic Ingredient

Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt

Also known as: Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt (1:1), PEG-13 Cetyl ether carboxylic acid, sodium salt, alpha-(Carboxymethyl)-omega-(hexadecyloxy)poly(oxy-1,2-ethanediyl), sodium salt, Cetyloxypoly(ethyleneoxy)acetic acid, sodium salt, Polyoxyethylene (13) cetyl ether carboxylic acid, sodium salt (+1 more)

CAS 33939-65-0

Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt (CAS 33939-65-0) is a chemical substance. Key regulatory status: cosmetic ingredient cross-reference; source data from EPA CPDat, AICIS.

View cosmetic safety profile for Sodium Ceteth-13 Carboxylate →

SOURCE noael studies public
NOAEL studies
0
SOURCE chemical inventory jurisdictions
Regulatory lists
0
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 9 fields
Name
Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt
CAS Number
33939-65-0
DTXSID
DTXSID00955521
Synonyms
Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt (1:1)PEG-13 Cetyl ether carboxylic acid, sodium saltalpha-(Carboxymethyl)-omega-(hexadecyloxy)poly(oxy-1,2-ethanediyl), sodium saltCetyloxypoly(ethyleneoxy)acetic acid, sodium saltPolyoxyethylene (13) cetyl ether carboxylic acid, sodium saltSodium;2-(2-hexadecoxyethoxy)acetate

Functional Uses

Industrial and product-use categories associated with this substance.

SOURCE EPA CPDat 2 records
Surfactant (surface active agent)Emulsifier

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
Surfactant
View full cosmetic safety profile →

Frequently Asked Questions

Is Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt used in cosmetics?

Yes, Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt is also indexed as a cosmetic ingredient under the name Sodium Ceteth-13 Carboxylate. 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 Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt come from?

Safety data is sourced from 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.

Does Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt have different safety status in cosmetics vs industrial chemicals?

Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt is classified GHS Danger (H315, H318) in the chemicals database but is allowed in EU cosmetics.

Is Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt used outside industrial chemicals?

Poly(oxy-1,2-ethanediyl), alpha-(carboxymethyl)-omega-(hexadecyloxy)-, sodium salt also appears in cosmetics databases.