ethyl 5-chloro-4-nitro-thiophene-2-carboxylate CAS 89640-03-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89640-03-9 |
| Molecular Formula | C7H10ClNO4S |
| Molecular Weight | 239.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order ethyl 5-chloro-4-nitro-thiophene-2-carboxylate (CAS 89640-03-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H10ClNO4S. Molecular weight: 239.68 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H10ClNO4S |
| Molecular Weight | 239.68 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
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