5-Chloro-2-(trifluoromethoxy)benzene-1-sulfonyl chloride CAS 77797-64-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 77797-64-9 |
| Molecular Formula | C7H3Cl2F3O3S |
| Molecular Weight | 295.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-2-(trifluoromethoxy)benzene-1-sulfonyl chloride (CAS 77797-64-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H3Cl2F3O3S. Molecular weight: 295.06 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H3Cl2F3O3S |
| Molecular Weight | 295.06 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, water |
| 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.) | 1979 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-4-(trifluoromethoxy)benzenesulfonyl chloride (CAS 748163-14-6)
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Recommended Standards
- 4-Bromo-6-methoxy-2-(trifluoromethyl)-1H-benzo[d]imidazole (CAS 1980045-57-5)
- Alendronic Acid impurity 8 (CAS 165043-19-6)
- 4-Iodo-2,3,6-trimethoxypyridine (CAS 1364917-18-9)
- 1-(Chloromethyl)-3-(3-fluorophenyl)bicyclo[1.1.1]Pentane (CAS 2287344-70-9)
- 9,10-Di(pyridin-4-yl)anthracene (CAS 194861-72-8)
- 2-Phenylmalondialdehyde (CAS 26591-66-2)
- 5-Amino-2-(5,6-dimethylbenzo[d]oxazol-2-yl)phenol (CAS 310414-52-9)
- Parishin C (CAS 174972-80-6)
- 1-Bromo-4-[(phenylsulfinyl)methyl]benzene (CAS 100375-00-6)
- Insulin Degludec Impurity 1 (CAS 843666-26-2)
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