4-Aminoazobenzene-3,4'-disulfonic Acid Disodium Salt CAS 2706-28-7
Purity Technical GradeIn StockPharmaceutical Standards
| CAS No. | 2706-28-7 |
| Molecular Formula | C12H9N3O6S2 2*Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Aminoazobenzene-3,4'-disulfonic Acid Disodium Salt (CAS 2706-28-7) pharmaceutical standards reference standard. Molecular formula: C12H9N3O6S2 2*Na. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C12H9N3O6S2 2*Na |
| Molecular Weight | 378.33 g/mol |
| Purity | Technical Grade |
| Storage | Store at 2-8°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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Aminoazobenzene Standards
Recommended Standards
- 5-Diazo-2,2-dimethyl-1,3-dioxane-4,6-dione (CAS 7270-63-5)
- 3-(2-Chloro-4-methylpyridin-3-yl)propan-1-amine (CAS 1393582-01-8)
- Regorafenib Impurity 10 (CAS 348-90-3)
- S-Piperacillin Impurity J (CAS CATO-C4X-173273)
- 1-Butylcyclobutane-1-carboxylic acid (CAS 58148-13-3)
- (4aR,7aR)-tert-Butyl hexahydropyrrolo[3,4-b][1,4]oxazine-6(2H)-carboxylate (CAS 1383428-22-5)
- Semaglutide Impurity 18 (CAS 1671100-14-3)
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