5-bromo-4-nitrothiophene-2-sulfonyl chloride CAS 64729-05-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 64729-05-1 |
| Molecular Formula | C4HBrClNO4S2 |
| Molecular Weight | 306.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-bromo-4-nitrothiophene-2-sulfonyl chloride (CAS 64729-05-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4HBrClNO4S2. Molecular weight: 306.54 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4HBrClNO4S2 |
| Molecular Weight | 306.54 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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.) | 1975 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
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- (E)-2-Benzylidenesuccinic acid (CAS 46427-07-0)
- 4-[(4-bromo-1H-pyrazol-1-yl)methyl]-5-methylfuran-2-carboxylic acid (CAS 1248793-48-7)
- Biotinyl-Neuropeptide W-23 (human) (CAS 1815618-09-7)
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