C.I. Acid Blue 22
CAS 28631-66-5
Benzenesulfonic acid, aminomethyl[[4-[(sulfophenyl)amino]phenyl][4-[(sulfophenyl)imino]-2,5-cyclohexadien-1-ylidene]methyl]-, sodium salt (1:2)
EPA and Census publish no US supply data for this chemical.
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 unknownWhere 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
CAS28631-66-5
PubChem CIDNot recorded
DTXSIDDTXSID9044904
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
Brief citations
C.I. Acid Blue 22 (CAS 28631-66-5) https://chemicalindependence.com/chemical/28631-66-5/ EPA TSCA Inventory: CAS 28631-66-5. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory