Thiosulfuric acid (H2S2O3), S-(2-aminoethyl) ester
CAS 2937-53-3
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.
Vendor Pricing
$102.00/gInterbioscreen
CountryHong Kong
Pack$1020.00 / 10 g
Purity95%
Vendors4 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
3 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| A2B Chem LLC (1 week) | United States | $243.80 | 5 g | 95% |
| Princeton BioMolecular Research (SC) | United States | $2900.00 | 100 mg | 90% |
| Vitas M Chemical Limited | Hong Kong | $3170.00 | 100 mg | 90% |
Chemical Identity
CAS2937-53-3
PubChem CIDNot recorded
DTXSIDDTXSID9062720
FormulaC2H7NO3S2
Mol. Weight157.2 g/mol
SMILESNCCSS(O)(=O)=O
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
Brief citations
Thiosulfuric acid (H2S2O3), S-(2-aminoethyl) ester (CAS 2937-53-3) https://chemicalindependence.com/chemical/2937-53-3/ EPA TSCA Inventory: CAS 2937-53-3. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory