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C.I. Disperse Orange 44

CAS 4058-30-4

Propanenitrile, 3,3'-[[4-[2-(2-chloro-4-nitrophenyl)diazenyl]phenyl]imino]bis-

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

Molecular structure of 4058-30-4
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

CAS4058-30-4
PubChem CIDNot recorded
DTXSIDDTXSID5063281
FormulaC18H15ClN6O2
Mol. Weight382.81 g/mol
SMILES[O-][N+](=O)C1=CC=C(N=NC2=CC=C(C=C2)N(CCC#N)CCC#N)C(Cl)=C1

Data Sources

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Brief citations

C.I. Disperse Orange 44 (CAS 4058-30-4) https://chemicalindependence.com/chemical/4058-30-4/ EPA TSCA Inventory: CAS 4058-30-4. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory