Disilver thiosulphate

CAS 23149-52-2

Thiosulfuric acid (H2S2O3), silver(1+) salt (1:2)

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

Molecular structure of 23149-52-2
2 Ag⁺
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

CAS23149-52-2
PubChem CIDNot recorded
DTXSIDDTXSID501015534
FormulaAg2O3S2
Mol. Weight327.85 g/mol
SMILES[Ag+].[Ag+].[O-]S([O-])(=O)=S

Data Sources

Brief citations

Disilver thiosulphate (CAS 23149-52-2) https://chemicalindependence.com/chemical/23149-52-2/ EPA TSCA Inventory: CAS 23149-52-2. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory