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C.I. Sulphur Orange 1

CAS 1326-49-4

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

Molecular structure of 1326-49-4
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

CAS1326-49-4
PubChem CIDNot recorded
DTXSIDDTXSID6093623
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

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Brief citations

C.I. Sulphur Orange 1 (CAS 1326-49-4) https://chemicalindependence.com/chemical/1326-49-4/ EPA TSCA Inventory: CAS 1326-49-4. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory