5-cyanothiophene-2-sulfonyl chloride CAS 1803598-97-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1803598-97-1 |
| Molecular Formula | C5H2ClNO2S2 |
| Molecular Weight | 207.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-cyanothiophene-2-sulfonyl chloride (CAS 1803598-97-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H2ClNO2S2. Molecular weight: 207.66 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H2ClNO2S2 |
| Molecular Weight | 207.66 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related cyanothiophene Standards
- 4-Cyanothiophene-3-sulfonyl chloride (CAS 112472-37-4)
- 5-Cyanothiophene-3-sulfonyl chloride (CAS 1934889-28-7)
- 3-Cyanothiophene-2-sulfonamide (CAS 107142-12-1)
- 5-Cyanothiophene-2-sulfonamide (CAS 519055-65-3)
- 5-Cyanothiophene-3-sulfonamide (CAS 2657625-52-8)
- Ethyl 4-cyanothiophene-2-carboxylate (CAS 944901-15-9)
- Ethyl 5-cyanothiophene-2-carboxylate (CAS 67808-35-9)
- 5-Cyanothiophene-2-boronic Acid Pinacol Ester (CAS 676501-85-2)
Recommended Standards
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- N-[1-Amino-6-methyl-2-oxo-5-(1H-pyrazol-5-yl)-1,2-dihydro-3-pyridinyl]-4-methylbenzenecarboxamide (CAS 321385-50-6)
- n,n'-Bis(4-chlorophenyl)propanediamide (CAS 17722-20-2)
- 3-(Fluoromethyl)piperidin-3-ol (CAS 2021392-81-2)
- 2-[3-(Trifluoromethyl)phenoxy]pyridine-5-boronic acid (CAS 2096332-23-7)
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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