2,5-Dichloro-4-fluorobenzenesulfonyl chloride CAS 13656-50-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 13656-50-3 |
| Molecular Formula | C6H2Cl3FO2S |
| Molecular Weight | 263.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,5-Dichloro-4-fluorobenzenesulfonyl chloride (CAS 13656-50-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H2Cl3FO2S. Molecular weight: 263.50 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H2Cl3FO2S |
| Molecular Weight | 263.50 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.) | 1960 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Dichloro Standards
- 3,5-Dichloro-4-fluorobenzenesulfonyl chloride (CAS 1131397-79-9)
- 2,4-Dichloro-6-fluorobenzenesulfonyl chloride (CAS 1242339-70-3)
- 2,4-Dichloro-3-fluorobenzenesulfonyl chloride (CAS 1349718-19-9)
- 3,6-Dichloro-2-fluorobenzenesulfonyl chloride (CAS 1706436-29-4)
- 2,3-Dichloro-6-fluorobenzenesulfonyl chloride (CAS 1706446-66-3)
- 3,4-Dichloro-2-fluorobenzenesulfonyl chloride (CAS 1803718-50-4)
- 3,4-Dichloro-5-fluorobenzenesulfonyl chloride (CAS 1803835-06-4)
- 2,3-Dichloro-5-fluorobenzenesulfonyl chloride (CAS 1805127-64-3)
Recommended Standards
- 3-(3-Bromo-4-fluorophenyl)acryloyl chloride (CAS 676348-50-8)
- (E)-3-(4-Bromo-2-fluorophenyl)acryloyl chloride (CAS 676348-49-5)
- 6-Bromo-3-chloro-5-fluoro-1-methyl-1H-indazole (CAS 1286734-93-7)
- Methyl 6-amino-5-(trifluoromethyl)nicotinate (CAS 1476762-29-4)
- 1-(difluoromethyl)-5-methyl-1h-pyraZole (CAS 1004096-15-4)
- 1H-Isochromene-1,3,4-trione 4-{N-[4-chloro-3-(trifluoromethyl)phenyl]hydrazone} (CAS 339100-72-0)
- 5-Amino-1-(5-hydroxypentyl)pyridin-2(1h)-one (CAS 1249854-66-7)
- 6-Hydroxyisoindolin-1-one (CAS 659737-57-2)
- N-(3-Fluorophenyl)-2-((6-methyl-4-oxo-3-phenyl-3,4,6,7-tetrahydrothieno[3,2-d]pyrimidin-2-yl)thio)acetamide (CAS 905687-11-8)
- Cyclolinopeptide B (CAS 193139-41-2)
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