(4-Ammonio-m-tolyl)ethyl(2-hydroxyethyl)ammonium sulfate (1:1)
CAS 25646-77-9
Ethanol, 2-[(4-amino-3-methylphenyl)ethylamino]-, sulfate (1:1)
EPA and Census publish no US supply data for this chemical.
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
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
9 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 |
|---|---|---|---|---|
| Angene Chemical | China → Hong Kong | $0.34 | 500 g | 98% |
| A2B Chem LLC | United States | $0.37 | 500 g | 98% |
| AA BLOCKS | United States | $0.48 | 500 g | 98% |
| AK Scientific, Inc. | United States | $1.74 | 100 g | 98% |
| Angene International Limited | United States | $60.00 | 1 g | 98% |
| Vitas M Chemical Limited | Hong Kong | $360.00 | 1 g | 90% |
| AstaTech (2 weeks) | United States | $480.00 | 100 mg | 95% |
| Princeton BioMolecular Research (SC) | United States | $2900.00 | 100 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
Chemical Identity
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
Brief citations
(4-Ammonio-m-tolyl)ethyl(2-hydroxyethyl)ammonium sulfate (1:1) (CAS 25646-77-9) https://chemicalindependence.com/chemical/25646-77-9/ EPA TSCA Inventory: CAS 25646-77-9. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory