4-chloro-2-cyanobenzene-1-sulfonamide CAS 189063-46-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 189063-46-5 |
| Molecular Formula | C7H5ClN2O2S |
| Molecular Weight | 216.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-chloro-2-cyanobenzene-1-sulfonamide (CAS 189063-46-5) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H5ClN2O2S. Molecular weight: 216.64 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H5ClN2O2S |
| Molecular Weight | 216.64 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 DMSO, DMF, methanol |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2011 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Ethyl 2-(4-chloro-2-fluorophenyl)acetate (CAS 188424-98-8)
- Indapamide Impurity 9 (CAS 1939-76-0)
- 6-(Allyloxy)-2-chloro-3-fluorobenzyl Alcohol (CAS 1823365-87-2)
- 1-(5-Bromo-2-fluorophenyl)-2,2-difluoroethanone (CAS 1262858-97-8)
- 116967-26-1 3,5-Dioxohexanoic acid tert-butyl ester (CAS 116967-26-1)
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- Olanzapine Impurity 29 (CAS 52833-34-8)
- 6-(3,4-Dimethoxyphenyl)-3-(pyrrolidin-3-yl)-[1,2,4]triazolo[4,3-b]pyridazine (CAS 1706432-91-8)
- 6-(trifluoromethyl)-3H-1,3-benzoxazol-2-one (CAS 1806520-96-6)
- [D-His1]-Semaglutide (CAS CATO-C4X-2226127)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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