2,2-difluoro-2H-1,3-benzodioxole-5-sulfonyl chloride CAS 313681-67-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 313681-67-3 |
| Molecular Formula | C7H9ClF2O4S |
| Molecular Weight | 262.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,2-difluoro-2H-1,3-benzodioxole-5-sulfonyl chloride (CAS 313681-67-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H9ClF2O4S. Molecular weight: 262.66 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H9ClF2O4S |
| Molecular Weight | 262.66 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2-(4-Fluorobenzoyl)benzoyl chloride (CAS 58677-60-4)
- 6-(Tert-butyl)-2-chloro-4-(trifluoromethyl)nicotinonitrile (CAS 914208-21-2)
- 6-Chloro-1-ethyl-2-methyl-5-(trifluoromethyl)-1H-benzo[d]imidazole (CAS 1736-34-1)
- n-(3-Morpholinopropyl)pentan-3-amine (CAS 1038278-93-1)
- 4-(n,5-Dimethylisoxazole-3-carboxamido)butanoic acid (CAS 1094257-41-6)
- Calcium tetraborate (CAS 12007-56-6)
- Clindamycin 2-Phosphate-(R)-Sulfoxide (CAS CATO-C4X-134175)
- Ethyl 1-(4-methoxybenzyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-3-carboxylate (CAS 1355249-30-7)
- 5-Chloro-2-iodo-N-isopropylbenzamide (CAS 1147836-22-3)
- Tau Peptide (298-312) trifluoroacetate salt (CAS 330456-47-8)
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