4-aminobenzenesulfonic acid
CAS No. 121-57-3 · also listed as 磺胺二甲氧嘧啶EP杂质D
Bulk quantities and custom synthesis available. Typically quoted within 24 hours.
4-aminobenzenesulfonic acid (CAS 121-57-3) is one of the amines & diamines stocked and sourced by CATO Research Chemicals. With the molecular formula C6H7NO3S and a molecular weight of 173.19 g/mol, it is used in medicinal chemistry, process development and analytical method validation. Full CoA and MSDS documentation are provided with every shipment.
Specifications
| Product Name | 4-aminobenzenesulfonic acid |
|---|---|
| Chinese / Trade Name | 磺胺二甲氧嘧啶EP杂质D |
| CAS Registry Number | 121-57-3 |
| CATO Reference | CT-97F06C8 |
| Molecular Formula | C6H7NO3S |
| Molecular Weight | 173.19 g/mol |
| PubChem CID | 8479 |
| Category | Amines & Diamines |
| SMILES | C1=CC(=CC=C1N)S(=O)(=O)O |
| Purity | ≥ 95% (HPLC), higher grades on request |
| Appearance | Please refer to batch CoA |
| Documentation | CoA, MSDS, HPLC/GC chromatogram |
| Packaging | 5 mg · 25 mg · 100 mg · 1 g · 5 g · 25 g · bulk |
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