Flag of the United StatesAmerican Chemical Independence

1H-Pyrazole-3-carboxylic acid, 4-[5-[3-(ethoxycarbonyl)-5-hydroxy-1-(4-sulfophenyl)-1H-pyrazol-4-yl]-2,4-pentadien-1-ylidene]-4,5-dihydro-5-oxo-1-(4-sulfophenyl)-, 3-ethyl ester, sodium salt (1:?)

CAS 125301-99-7

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

Molecular structure of 125301-99-7
2 Na⁺
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

CAS125301-99-7
PubChem CIDNot recorded
DTXSIDDTXSID701364810
FormulaC29H24N4Na2O12S2
Mol. Weight730.63 g/mol
SMILES[Na+].[Na+].CCOC(=O)C1=C(\C=C/C=C/C=C2/C(=O)N(N=C2C(=O)OCC)C2=CC=C(C=C2)S([O-])(=O)=O)C(=O)N(N1)C1=CC=C(C=C1)S([O-])(=O)=O

Data Sources

← Back to Dashboard

Brief citations

1H-Pyrazole-3-carboxylic acid, 4-[5-[3-(ethoxycarbonyl)-5-hydroxy-1-(4-sulfophenyl)-1H-pyrazol-4-yl]-2,4-pentadien-1-ylidene]-4,5-dihydro-5-oxo-1-(4-sulfophenyl)-, 3-ethyl ester, sodium salt (1:?) (CAS 125301-99-7) https://chemicalindependence.com/chemical/125301-99-7/ EPA TSCA Inventory: CAS 125301-99-7. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory