Sodium copper chlorophyllin

CAS 28302-36-5

Cuprate(3-), [(7S,8S)-3-carboxy-5-(carboxymethyl)-13-ethenyl-18-ethyl-17-formyl-7,8-dihydro-2,8,12-trimethyl-21H,23H-porphine-7-propanoato(5-)-κN21,κN22,κN23,κN24]-, sodium (1:3), (SP-4-2)-

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

Molecular structure of 28302-36-5 — 3 Na⁺ · 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

CAS28302-36-5

PubChem CIDNot recorded

DTXSIDDTXSID3021273

FormulaC34H29CuN4Na3O7

Mol. Weight738.142 g/mol

SMILES[Na+].[Na+].[Na+].[Cu++].CCC1=C2[N-]C(C=C3[N-]C(=CC4=NC(C(CCC([O-])=O)C4C)=C(CC([O-])=O)C4=NC(=C2)C(C)=C4C([O-])=O)C(C)=C3C=C)=C1C=O

Data Sources

EPA TSCA InventoryRetrieved 2026-10-04

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Brief citations

Sodium copper chlorophyllin (CAS 28302-36-5) https://chemicalindependence.com/chemical/28302-36-5/ EPA TSCA Inventory: CAS 28302-36-5. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory