1-Chloro-5-fluoro-4-(methylsulfonyl)-2-nitrobenzene CAS 1820740-06-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1820740-06-4 |
| Molecular Formula | C7H5ClFNO4S |
| Molecular Weight | 253.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1-Chloro-5-fluoro-4-(methylsulfonyl)-2-nitrobenzene (CAS 1820740-06-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H5ClFNO4S. Molecular weight: 253.64 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H5ClFNO4S |
| Molecular Weight | 253.64 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, water |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 5-fluoro-4-methyl-2-nitrobenzene-1-sulfonyl chloride (CAS 1804051-34-0)
- 2-Fluoro-5-methyl-4-nitrobenzenesulfonyl chloride (CAS 1803585-04-7)
- (2,3-Dioxo-2,3-dihydro-1H-indol-1-yl)-methylchloroacetate (CAS 40693-49-0)
- N-(2-Acetamidoethyl)-N-acetylacetamide (CAS 137706-80-0)
- 5-Methyl-2-(trifluoromethyl)furan-3-carbonitrile (CAS 1053656-28-2)
- 6-Bromo-2-methylimidazo[1,2-b]pyridazine (CAS 1936575-36-8)
- 3-Cyclopropyl-2-fluorobut-2-enoic acid (CAS 1564046-42-9)
- 6-Ethyl-6-methyl-1,3,5-triazinane-2,4-dione (CAS 142528-74-3)
- 3-Bromo-4-methoxy-1H-pyrrolo[2,3-b]pyridine (CAS 1053655-78-9)
- [D-His1]-Semaglutide (CAS CATO-C4X-2226127)
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