7-HYdroxy-8-[(4-sulphonaphthyl)azo]naphthalene-1,3-disulphonic acid CAS 7244-14-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 7244-14-6 |
| Molecular Formula | C20H14N2O10S3 |
| Molecular Weight | 538.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-HYdroxy-8-[(4-sulphonaphthyl)azo]naphthalene-1,3-disulphonic acid (CAS 7244-14-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H14N2O10S3. Molecular weight: 538.53 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H14N2O10S3 |
| Molecular Weight | 538.53 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 3 |
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- Valsartan Impurity 65 (CAS CATO-C4X-105765)
- (Ser(PO?H?)3??·???)-Tau Peptide (379-408) trifluoroacetate salt (CAS 2022956-60-9)
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