2-(Thiophen-2-yl)ethane-1-sulfonamide CAS 257889-66-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 257889-66-0 |
| Molecular Formula | C6H9NO2S2 |
| Molecular Weight | 191.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(Thiophen-2-yl)ethane-1-sulfonamide (CAS 257889-66-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H9NO2S2. Molecular weight: 191.27 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H9NO2S2 |
| Molecular Weight | 191.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Thiophen Standards
- N-(thiophen-3-ylmethyl)methanesulfonamide (CAS 1207045-44-0)
- 2-(Thiophen-2-ylsulfonyl)ethan-1-amine (CAS 771580-27-9)
- 2-(Thiophen-3-yl)ethane-1-sulfonamide (CAS 257889-67-1)
- N-(thiophen-2-ylmethyl)methanesulfonamide (CAS 339018-33-6)
- 6-Methyl-2-(thiophen-3-yl)pyrimidin-4-amine (CAS 1159819-57-4)
- (2-(Thiophen-3-yl)pyrimidin-4-yl)methanamine (CAS 1339171-76-4)
- (2-(Thiophen-2-yl)pyrimidin-4-yl)methanamine (CAS 1343069-92-0)
- (3-(Thiophen-2-yl)pyrazin-2-yl)methanamine (CAS 1368469-28-6)
Recommended Standards
- 2-(Pyridin-3-yl)-2-(pyrrolidin-1-yl)ethan-1-amine (CAS 855659-43-7)
- 2-(Phenylamino)cyclohexan-1-ol (CAS 38382-30-8)
- 2-(Phenoxymethyl)piperidine (CAS 220510-70-3)
- 4-(Cyclopent-3-ene-1-carboxamido)benzoic acid (CAS 1379059-20-7)
- 2-[(3-bromophenyl)methyl]-4-methylpentanoic acid (CAS 756870-02-7)
- (±)-2-(2,4-Dichlorophenoxy-d3)propionic Acid (CAS 1219803-66-3)
- N'-[(1Z)-[4-(Dimethylamino)phenyl]methylidene]-2-(1H-pyrrol-1-yl)benzohydrazide (CAS 358400-85-8)
- 3-(3-Chlorophenyl)-4-(methylsulfonyl)-1H-pyrazole (CAS 1447960-45-3)
- ethyl [3-methyl-5-(trifluoromethyl)-1H-pyrazol-1-yl]acetate (CAS 1015781-16-4)
- Prolactin-Releasing Peptide (12-31), rat (CAS 222988-10-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com