4-Hydroxy-5-((2-hydroxybenzylidene)amino)naphthalene-2,7-disulfonic acid hydrate CAS 2301867-63-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2301867-63-8 |
| Molecular Formula | C17H13NO8S2 H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxy-5-((2-hydroxybenzylidene)amino)naphthalene-2,7-disulfonic acid hydrate (CAS 2301867-63-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H13NO8S2 H2O. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H13NO8S2 H2O |
| Molecular Weight | 441.43 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
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Recommended Standards
- N-((1,4,5-trimethyl-1H-imidazol-2-yl)methyl)ethanamine (CAS 921074-60-4)
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- Semaglutide impurity 66 (CAS CATO-C4X-222666)
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