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Polyquaternium 37

CAS 26161-33-1

Ethanaminium, N,N,N-trimethyl-2-[(2-methyl-1-oxo-2-propen-1-yl)oxy]-, chloride (1:1), homopolymer

EPA and Census publish no US supply data for this chemical.

Molecular structure of 26161-33-1
1 Cl⁻
US productionNot reported
Top sourceNo public record

EPA exempts this chemical from its production survey.

Why supply is unknown

Where It Comes From

EPA and Census publish no US supply data for this chemical.

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS26161-33-1
PubChem CIDNot recorded
DTXSIDDTXSID201009586
Formula(C9H18ClNO2)n
Mol. WeightNot recorded
SMILES[Cl-].CC(-*)(C-*)C(=O)OCC[N+](C)(C)C |$;;;star_e;;star_e;;;;;;;;;$,lp:0:4,7:2,8:2,Sg:n:11,10,9,8,6,2,4,7,12,13,14,0,1::ht|

Data Sources

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Brief citations

Polyquaternium 37 (CAS 26161-33-1) https://chemicalindependence.com/chemical/26161-33-1/ EPA TSCA Inventory: CAS 26161-33-1. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory