3624-68-8 Sodium 6-(5-chloro-2-hydroxy-4-sulphophenylazo)-5-hydroxynaphthalene-1-sulphonate 1-Naphthalenesulfonic acid, 6-(2-(5-chloro-2-hydroxy-3-sulfophenyl)diazenyl)-5-hydroxy-, sodium salt (1:2) 1-Naphthalenesulfonic acid, 6-((5-chloro-2-hydroxy-3-sulfophenyl)azo)-5-hydroxy-, disodium salt EINECS 222-828-3 C.I. Mordant Blue 9, disodium salt CAS 3624-68-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3624-68-8 |
| Molecular Formula | C16H25ClN2O8S2 2*Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3624-68-8 Sodium 6-(5-chloro-2-hydroxy-4-sulphophenylazo)-5-hydroxynaphthalene-1-sulphonate 1-Naphthalenesulfonic acid, 6-(2-(5-chloro-2-hydroxy-3-sulfophenyl)diazenyl)-5-hydroxy-, sodium salt (1:2) 1-Naphthalenesulfonic acid, 6-((5-chloro-2-hydroxy-3-sulfophenyl)azo)-5-hydroxy-, disodium salt EINECS 222-828-3 C.I. Mordant Blue 9, disodium salt (CAS 3624-68-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H25ClN2O8S2 2*Na. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C16H25ClN2O8S2 2*Na |
| Molecular Weight | 495.94 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
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