3-Methylthiophene-2-sulfonamide CAS 81417-51-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81417-51-8 |
| Molecular Formula | C5H7NO2S2 |
| Molecular Weight | 177.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-Methylthiophene-2-sulfonamide (CAS 81417-51-8) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C5H7NO2S2. Molecular weight: 177.24 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C5H7NO2S2 |
| Molecular Weight | 177.24 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.) | 1980 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methylthiophene Standards
- 5-Methylthiophene-3-sulfonamide (CAS 1017264-52-6)
- 5-Methylthiophene-2-sulfonamide (CAS 53595-69-0)
- N-methylthiophene-2-sulfonamide (CAS 53442-30-1)
- 3-Methylthiophene-2-sulfonic acid (CAS 1159877-58-3)
- 4-ethyl-5-methylthiophene-3-carboxylic acid (CAS 884497-34-1)
- 5-ethyl-4-methylthiophene-2-carboxylic acid (CAS 40808-25-1)
- Ethyl 4-methylthiophene-2-carboxylate (CAS 14282-79-2)
- 4-Ethyl-5-methylthiophene-2-carboxylic acid (CAS 154828-65-6)
Recommended Standards
- 3-Methyl-N-propylbenzamide (CAS 330466-42-7)
- 3-Phenyl-4-piperidinol (CAS 874361-13-4)
- 3-Methyl-N-phenylbutanamide (CAS 2364-50-3)
- 2-(2-Ethoxy-4-formyl-6-iodophenoxy)-N-phenethylacetamide (CAS 486994-22-3)
- 4-(Difluoromethyl)-5,6-dihydroxypyridine-2-sulfonamide (CAS 1805008-99-4)
- 1-((4-Methoxyphenyl)sulfonyl)-4-(3-(thiophen-2-yl)-1H-pyrazol-5-yl)piperidine (CAS 321848-34-4)
- 4-Chloro-3-(difluoromethoxy)-5-(methylthio)thiophene-2-carboxylic acid (CAS 1707727-86-3)
- 3-(5-Phenyl-1,2,4-oxadiazol-3-yl)propanoic acid (CAS 1082329-59-6)
- 3-bromo-6-chlorocinnolin-4-ol (CAS 873999-35-0)
- Semaglutide238 (CAS CATO-C4X-2226238)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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