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Disperse Red N

CAS 16586-43-9

Propanenitrile, 3-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]-3-methylphenyl]ethylamino]-

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

Molecular structure of 16586-43-9
US productionNot reported
Top sourceNo public record

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

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

CAS16586-43-9
PubChem CIDNot recorded
DTXSIDDTXSID30864692
FormulaC18H18ClN5O2
Mol. Weight371.83 g/mol
SMILESCCN(CCC#N)C1=CC=C(N=NC2=CC=C(C=C2Cl)[N+]([O-])=O)C(C)=C1

Data Sources

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Brief citations

Disperse Red N (CAS 16586-43-9) https://chemicalindependence.com/chemical/16586-43-9/ EPA TSCA Inventory: CAS 16586-43-9. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory