2,3-Dichloro-5,6-difluorobenzenesulfonyl chloride CAS 1263377-79-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1263377-79-2 |
| Molecular Formula | C6HCl3F2O2S |
| Molecular Weight | 281.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2,3-Dichloro-5,6-difluorobenzenesulfonyl chloride (CAS 1263377-79-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6HCl3F2O2S. Molecular weight: 281.49 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6HCl3F2O2S |
| Molecular Weight | 281.49 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.) | 1990 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Dichloro Standards
- 2,5-Dichloro-3,6-difluorobenzenesulfonyl chloride (CAS 1263377-09-8)
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Recommended Standards
- 3-Bromo-6-chloro-2-ethoxy-5-nitropyridine (CAS 239791-63-0)
- Dodemorph (CAS 1593-77-7)
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- 1-(3-Methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidine-4-thiol (CAS 1082367-21-2)
- 2-Methoxy-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidine (CAS 1395493-34-1)
- Posaconazole Impurity 129 (CAS 74853-06-8)
- 3-Methylindole (CAS 83-34-1)
- 3-(6-Nitrobenzo[d][1,3]dioxol-5-yl)oxazolidin-2-one (CAS 936076-13-0)
- 1-(1-Isopropyl-1H-pyrazol-3-yl)-N-((1-methyl-1H-pyrrol-2-yl)methyl)methanamine hydrochloride (CAS 1855950-51-4)
- D-[γ-Glu](Side Chain)-Semaglutide (CAS CATO-C4X-2226254)
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