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Cuprate(2-), [29H,31H-phthalocyanine-C,C-disulfonato(4-)-κN29,κN30,κN31,κN32]-, barium (1:1)

CAS 67340-41-4

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

Molecular structure of 67340-41-4
1 Ba²⁺ · 1 Cu²⁺
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

CAS67340-41-4
PubChem CIDNot recorded
DTXSIDDTXSID90986602
FormulaC32H14BaCuN8O6S2
Mol. Weight871.51 g/mol
SMILES[Cu++].[Ba++].[O-]S(=O)(=O)C1=CC=CC2=C3[N-]C(\N=C4/N=C(/N=C5\N=C(\N=C6/N=C([N-]3)C3=CC=CC=C63)C3=C5C=CC=C3S([O-])(=O)=O)C3=CC=CC=C43)=C12

Data Sources

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Brief citations

Cuprate(2-), [29H,31H-phthalocyanine-C,C-disulfonato(4-)-κN29,κN30,κN31,κN32]-, barium (1:1) (CAS 67340-41-4) https://chemicalindependence.com/chemical/67340-41-4/ EPA TSCA Inventory: CAS 67340-41-4. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory