4,5-Dimethylthiophene-2-sulfonamide CAS 140646-53-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 140646-53-3 |
| Molecular Formula | C6H9NO2S2 |
| Molecular Weight | 191.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4,5-Dimethylthiophene-2-sulfonamide (CAS 140646-53-3) pharmaceutical standards reference standard. Molecular formula: C6H9NO2S2. Molecular weight: 191.27 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
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.) | 1997 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Dimethylthiophene Standards
- 2,5-Dimethylthiophene-3-sulfonamide (CAS 140646-60-2)
- 3,5-dimethylthiophene-2-sulfonamide (CAS 1519966-29-0)
- 2,4-Dimethylthiophene-3-sulfonamide (CAS 208775-25-1)
- N,5-dimethylthiophene-2-sulfonamide (CAS 61714-51-0)
- Ethyl 3,5-dimethylthiophene-2-carboxylate (CAS 132039-30-6)
- Ethyl 4,5-Dimethylthiophene-3-carboxylate (CAS 19156-44-6)
- Ethyl 2,4-dimethylthiophene-3-carboxylate (CAS 36382-81-7)
- 3,4-Dimethylthiophene-2,5-dicarboxylic acid (CAS 19799-13-4)
Recommended Standards
- 5-Ethylthiophene-2-sulfonamide (CAS 140646-34-0)
- (3R,4R)-1-Benzylpyrrolidine-3,4-diamine (CAS 140134-21-0)
- 2-(1-Benzyl-azetidin-2-yl)-ethanol (CAS 1414958-30-7)
- Ethyl 6-oxodecanoate (CAS 4144-61-0)
- Bexarotene-d4 (CAS 2182068-00-2)
- N-(2,4-Diphenyl-1,2,3-thiadiazol-5(2H)-ylidene)ethanamine (CAS 192381-96-7)
- Dimethyl 2,2'-((2-((tert-butoxycarbonyl)amino)ethyl)azanediyl)diacetate (CAS 212143-39-0)
- 2-(2-Hydroxyethyl)-1,2,4,5,6,7-hexahydro-3H-indazol-3-one (CAS 866040-13-3)
- 4-bromo-1-(4-fluorophenyl)-1H-pyrazole-3-carboxylic acid (CAS 1156392-56-1)
- Insulin Glargine Metabolite M2 (CAS CATO-CPTD788867)
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