2-Chloro-5-sulfamoylthiophene-3-carboxylic acid CAS 154064-98-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 154064-98-9 |
| Molecular Formula | C5H4ClNO4S2 |
| Molecular Weight | 241.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Chloro-5-sulfamoylthiophene-3-carboxylic acid (CAS 154064-98-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H4ClNO4S2. Molecular weight: 241.67 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H4ClNO4S2 |
| Molecular Weight | 241.67 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2001 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
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Recommended Standards
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- 4-CHloro-2-(cyclopentyloxy)-1-nitrobenzene (CAS 1536954-37-6)
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- 3-Chloro-N-(3-(5,7-dimethylbenzo[d]oxazol-2-yl)-2-methylphenyl)benzamide (CAS 590395-76-9)
- 1-(2-Chloroquinolin-3-yl)methanamine (CAS 1431729-39-3)
- 5-(((2-Ethylthiazol-4-yl)methyl)thio)-1,3,4-thiadiazol-2-amine (CAS 1061728-15-1)
- 2-(4-Chloro-3,5-dimethylphenoxy)-3-nitropyridine (CAS 246862-63-5)
- 2-Amino-1,4,7-trifluoro-9H-fluoren-9-one (CAS 17698-84-9)
- Semaglutide Impurity 2 (CAS CATO-C4X-22262)
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