2,5-Difluorobenzene-1-sulfonyl chloride CAS 26120-86-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 26120-86-5 |
| Molecular Formula | C6H3ClF2O2S |
| Molecular Weight | 212.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,5-Difluorobenzene-1-sulfonyl chloride (CAS 26120-86-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H3ClF2O2S. Molecular weight: 212.60 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H3ClF2O2S |
| Molecular Weight | 212.60 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.) | 1964 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Difluorobenzene Standards
- 2,4-Difluorobenzene-1-sulfonyl chloride (CAS 13918-92-8)
- 3,4-Difluorobenzene-1-sulfonyl chloride (CAS 145758-05-0)
- 3,5-Difluorobenzene-1-sulfonyl chloride (CAS 210532-25-5)
- 2,3-difluorobenzene-1-sulfonyl chloride (CAS 210532-24-4)
- 3,5-difluorobenzene-1-sulfonyl fluoride (CAS 115650-77-6)
- 62094-86-4 2,5-Difluorobenzene-1-sulfonyl fluoride DTXSID80557204 (CAS 62094-86-4)
- 2,3-Difluorobenzene-1-sulfonamide (CAS 1133122-99-2)
- 2,5-Difluorobenzene-1-carbothioamide (CAS 1029623-72-0)
Recommended Standards
- 1-(5-Chloro-6-fluorobenzofuran-2-yl)ethan-1-one (CAS 2756972-08-2)
- 2,6-Difluorobenzenesulfonyl chloride (CAS 60230-36-6)
- 2-chloro-6-(trifluoromethyl)pyridine-3-carbonitrile (CAS 386704-06-9)
- Hexahydro-pyrrolizin-3-one, 98% (CAS 32548-24-6)
- (2R,3R,4R,5R)-5-acetamido-2,3-dihydroxy-6-oxo-4-(((2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexyl hydrogen sulfate (CAS 161619-43-8)
- Ruxolitinib Impurity 237 (CAS CATO-C4X-2058237)
- 1-(2-Chloro-5-fluorophenyl)propan-2-one (CAS 1305324-07-5)
- N-[(4-Chlorophenyl)methoxy]-N-{[(4E)-5-oxo-2-phenyl-4,5-dihydro-1,3-oxazol-4-ylidene]methyl}acetamide (CAS 339028-71-6)
- 1-(3-(tert-Butyl)-1-(4-methoxyphenyl)-1H-pyrazol-5-yl)-3-(2-((2-chloropyrimidin-4-yl)oxy)benzyl)urea (CAS 940871-54-5)
- Tirzepatide Impurity 14 (CAS CATO-C4X-324014)
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