2-(3,4-Difluorophenoxy)ethane-1-sulfonyl chloride CAS 1339827-32-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1339827-32-5 |
| Molecular Formula | C8H7ClF2O3S |
| Molecular Weight | 256.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(3,4-Difluorophenoxy)ethane-1-sulfonyl chloride (CAS 1339827-32-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H7ClF2O3S. Molecular weight: 256.65 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H7ClF2O3S |
| Molecular Weight | 256.65 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 |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Difluorophenoxy Standards
- 2-(2,3-Difluorophenoxy)ethane-1-sulfonyl chloride (CAS 1339864-41-3)
- 2-(2,5-Difluorophenoxy)ethane-1-sulfonyl chloride (CAS 1342471-67-3)
- 4-(2,4-Difluorophenoxy)-1-(dimethylamino)pent-1-en-3-one (CAS 1164564-37-7)
- Ethyl 5-(3,4-difluorophenoxy)pentanoate (CAS 1443304-66-2)
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- Ethyl 5-(2,5-difluorophenoxy)pentanoate (CAS 1443346-24-4)
- Ethyl 5-(2,6-difluorophenoxy)pentanoate (CAS 1443353-72-7)
Recommended Standards
- 4-Chloro-2-(trifluoromethyl)-4-chloro-2-(trifluoromethyl)-1,1'-biphenyl (CAS 1214387-07-1)
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- Ethyl 3-((4-chloro-1h-pyrazol-1-yl)methyl)-1,2,4-oxadiazole-5-carboxylate (CAS 1170802-11-5)
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- 2-[(1-methyl-1H-1,3-benzodiazol-2-yl)sulfanyl]acetic acid (CAS 159222-24-9)
- 1-Acetyl-2,4-dimethylpyrazolidin-3-one (CAS 33651-72-8)
- 1-(tert-Butyl)2-ethyl2,4,4-trimethyl-5-oxopyrrolidine-1,2-dicarboxylate (CAS 1001353-88-3)
- Acetyl tetrapeptide-9(Dermican LS 9837) (CAS 928006-50-2)
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