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Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(diethylamino)-, 4-[2-(5-chloro-2-hydroxyphenyl)diazenyl]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one 2,4-dihydro-4-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-5-methyl-2-phenyl-3H-pyrazol-3-one 3-[2-[1-[[(2-ethylhexyl)amino]carbonyl]-2-oxopropyl]diazenyl]-2-hydroxy-5-nitrobenzoate cobaltate complexes

CAS 71888-93-2

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

Molecular structure of 71888-93-2
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

CAS71888-93-2
PubChem CIDNot recorded
DTXSIDDTXSID601022946
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

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Brief citations

Xanthylium, 9-(2-carboxyphenyl)-3,6-bis(diethylamino)-, 4-[2-(5-chloro-2-hydroxyphenyl)diazenyl]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one 2,4-dihydro-4-[2-(2-hydroxy-5-nitrophenyl)diazenyl]-5-methyl-2-phenyl-3H-pyrazol-3-one 3-[2-[1-[[(2-ethylhexyl)amino]carbonyl]-2-oxopropyl]diazenyl]-2-hydroxy-5-nitrobenzoate cobaltate complexes (CAS 71888-93-2) https://chemicalindependence.com/chemical/71888-93-2/ EPA TSCA Inventory: CAS 71888-93-2. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory