8-Hydroxyquinoline-2-sulfonic acid CAS 20946-17-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20946-17-2 |
| Molecular Formula | C9H7NO4S |
| Molecular Weight | 225.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
8-Hydroxyquinoline-2-sulfonic acid (CAS 20946-17-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H7NO4S. Molecular weight: 225.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H7NO4S |
| Molecular Weight | 225.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Hydroxyquinoline Standards
- 8-Hydroxyquinoline-4-sulfonic acid (CAS 57392-95-7)
- 8-Hydroxyquinoline-5-sulfonic acid (CAS 84-88-8)
- 3-Acetyl-2-hydroxyquinoline-4-carboxylic acid (CAS 84443-15-2)
- 6-acetyl-4-hydroxyquinoline-2-carboxylic acid (CAS 91493-55-9)
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- 8-Ethyl-4-hydroxyquinoline-3-carbohydrazide (CAS 1315373-86-4)
- 6-Ethyl-4-hydroxyquinoline-3-carbohydrazide (CAS 1329807-25-1)
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- ([D2]Gly4)-Cholecystokinin Octapeptide (sulfated) ammonium salt (CAS 1926163-74-7)
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