3-Chloro-4,7-difluorobenzo[b]thiophene-2-carbonyl chloride CAS 566172-81-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 566172-81-4 |
| Molecular Formula | C9H2Cl2F2OS |
| Molecular Weight | 267.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Chloro-4,7-difluorobenzo[b]thiophene-2-carbonyl chloride (CAS 566172-81-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H2Cl2F2OS. Molecular weight: 267.08 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H2Cl2F2OS |
| Molecular Weight | 267.08 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
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Recommended Standards
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- (3-Aminopiperidin-1-yl)(2-bromo-4-fluorophenyl)methanone (CAS 1839327-23-9)
- 5-Bromo-N-methyl-N-((5-methylisoxazol-3-yl)methyl)thiophene-2-carboxamide (CAS 1197525-80-6)
- 4-(Aziridin-1-yl)cinnoline (CAS 68211-01-8)
- Neuropeptide K (human, porcine, rat) trifluoroacetate salt (CAS 96827-05-3)
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