7-(Difluoro-methanesulfonyl)-1H-quinoxalin-2-one CAS 1443288-83-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1443288-83-2 |
| Molecular Formula | C9H6F2N2O3S |
| Molecular Weight | 260.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 7-(Difluoro-methanesulfonyl)-1H-quinoxalin-2-one (CAS 1443288-83-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H6F2N2O3S. Molecular weight: 260.22 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H6F2N2O3S |
| Molecular Weight | 260.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Difluoro Standards
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Recommended Standards
- N-(2-fluoro-5-nitrophenyl)benzamide (CAS 144205-37-8)
- 2-(2-Nitrobenzenesulfonamido)acetic acid (CAS 15054-42-9)
- 3-(3-Carboxyphenyl)-2-fluorobenzoic acid (CAS 1381944-58-6)
- 3-(1H-Indol-3-yl)-2-(5-methylfuran-2-carboxamido)propanoic acid (CAS 360573-13-3)
- Thieno[3,2-c]pyridin-2-ylboronic acid (CAS 568582-98-9)
- (R)-2-Cyclobutylpropanoic acid (CAS 301187-01-9)
- 1-BRomo-4-methoxy-5-nitro-2-trifluoromethyl-benzene (CAS 2092929-95-6)
- Methyl 2-phenethyl-6-(phosphonooxy)benzoate (CAS 1171921-37-1)
- 2-{[4-(furan-2-ylmethyl)-5-(phenoxymethyl)-4h-1,2,4-triazol-3-yl]sulfanyl}acetic acid (CAS 498550-48-4)
- Semaglutide Impurity 9 (CAS CATO-C4X-22269)
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