2,5-Diamino-1,3-benzenedisulfonic Acid CAS 6409-48-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 6409-48-9 |
| Molecular Formula | C6H8N2O6S2 |
| Molecular Weight | 268.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2,5-Diamino-1,3-benzenedisulfonic Acid (CAS 6409-48-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H8N2O6S2. Molecular weight: 268.27 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6H8N2O6S2 |
| Molecular Weight | 268.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 2,5-Diaminobenzene-1,4-disulfonic acid (CAS 7139-89-1)
- 2,2'-(1-(4-Amino-1,2,5-oxadiazol-3-yl)-1H-1,2,3-triazole-4,5-diyl)bis(propan-2-ol) (CAS 296771-08-9)
- 2,6-Dimethyl-3-(5-phenyl-1,3,4-oxadiazol-2-yl)-4H-pyran-4-one (CAS 61820-57-3)
- 6-(Methylsulfonyl)nicotinimidamide (CAS 859987-11-4)
- tert-Butyl 3-(bromomethyl)-6-chloro-5-methoxy-1H-indole-1-carboxylate (CAS 172169-91-4)
- 2-(3-chlorofuran-2-yl)-4,5-dimethyl-1,3-oxazole (CAS 1235440-67-1)
- 3-Phenylbenzofuran (CAS 29909-72-6)
- 2,2-Dimethyl-2,3,7,7a-tetrahydroimidazo[5,1-b]thiazole-3,7-dicarboxylic acid (CAS 3053-88-1)
- (-)-11-Hydroxy-Δ8-tetrahydrocannabinol-O-acetyl (CAS 121929-00-8)
- Semaglutide Impurity 163 (x TFA Salt) (CAS CATO-C4X-2226163)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com