2-(2,3-Difluorophenoxy)ethane-1-sulfonyl chloride CAS 1339864-41-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1339864-41-3 |
| Molecular Formula | C8H7ClF2O3S |
| Molecular Weight | 256.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(2,3-Difluorophenoxy)ethane-1-sulfonyl chloride (CAS 1339864-41-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H7ClF2O3S. Molecular weight: 256.65 g/mol. Batch-specific COA and technical support are available on request.
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-(3,4-Difluorophenoxy)ethane-1-sulfonyl chloride (CAS 1339827-32-5)
- 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)
- 4-Ethoxy-2,6-difluorobenzenesulfonyl chloride (CAS 1432129-18-4)
- 3-Chloro-5-(trifluoromethyl)-1,1'-biphenyl (CAS 1214331-70-0)
- 4-(tert-Butyl)-N'-((5-(3,4-dichlorophenyl)furan-2-yl)methylene)benzohydrazide (CAS 328922-22-1)
- 3-(3,5-Dimethylphenyl)-4-methyl-1h-pyrazol-5-amine (CAS 1187767-11-8)
- Ethyl 4-ethoxy-2-methoxy-4,5-dihydrooxazole-4-carboxylate (CAS 169771-22-6)
- 2-(2,4-Dioxo-3,4-dihydropyrimidin-1(2h)-yl)-N-isopropylacetamide (CAS 1043305-84-5)
- 2’-3’-Dideoxyguanosine (CAS 85326-06-3)
- (2-Chloropyridin-3-yl)(3-(hydroxymethyl)piperidin-1-yl)methanone (CAS 1156804-89-5)
- Insulin B (22-25) (CAS 34367-73-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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