2,4-Dichloro-5-methylbenzene-1-sulphonyl fluoride CAS 284664-77-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 284664-77-3 |
| Molecular Formula | C7H5Cl2FO2S |
| Molecular Weight | 243.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,4-Dichloro-5-methylbenzene-1-sulphonyl fluoride (CAS 284664-77-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H5Cl2FO2S. Molecular weight: 243.08 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H5Cl2FO2S |
| Molecular Weight | 243.08 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 2025 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Dichloro Standards
- 1,2-Dichloro-4-fluoro-3-(methylsulfonyl)benzene (CAS 2635937-49-2)
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- 5,7-Dichloro-3-cyclopropyl-1-methyl-1H-pyrazolo[4,3-d]pyrimidine (CAS 1956331-20-6)
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Recommended Standards
- 3-(2-Bromoethyl)-6-fluoro-2H-indazole (CAS 325773-43-1)
- (2-Chloro-4-fluorophenyl)methanesulfonyl chloride (CAS 541528-45-4)
- 3-Chloro-5-fluoro-2-methylbenzenesulfonyl chloride (CAS 306937-30-4)
- 6-(1h-Pyrazol-1-yl)picolinonitrile (CAS 501378-98-9)
- 3-(2-Chloropyridin-4-yl)-1,2,4-oxadiazole (CAS 1268334-96-8)
- Mirabegron impurity 122 (CAS 391901-43-2)
- 328947-93-9 RI376RM5MT LGD-2226 UNII-RI376RM5MT 6-(Bis-(2,2,2-trifluoroethyl)amino)-4-trifluoromethyl-1H-quinolin-2-one (CAS 328947-93-9)
- 1-Methyl-4-[(4-methylphenyl)carbonyl]-1H-pyrrole-2-carbaldehyde (CAS 117378-81-1)
- Ethyltrimethoxysilane (CAS 5314-55-6)
- ([D2]Gly4)-Cholecystokinin Octapeptide (sulfated) ammonium salt (CAS 1926163-74-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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