8-Amino-5-[(4-hydroxyphenyl)amino]-2-naphthalenesulfonic Acid CAS 6357-75-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 6357-75-1 |
| Molecular Formula | C16H14N2O4S |
| Molecular Weight | 330.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 8-Amino-5-[(4-hydroxyphenyl)amino]-2-naphthalenesulfonic Acid (CAS 6357-75-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C16H14N2O4S. Molecular weight: 330.36 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C16H14N2O4S |
| Molecular Weight | 330.36 g/mol |
| Purity | 97%+ |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 8-Methoxy-3-tosyl-2H-chromen-2-one (CAS 904449-37-2)
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- (3S)-3-ethyl-1-methyl-piperazine (CAS 1821830-26-5)
- 5-Iodoquinazoline-2,4-diol (CAS 33140-34-0)
- Methyl 2-methyl-3-(pyrrolidin-1-yl)benzoate (CAS 886497-20-7)
- Cefovecin Impurity 2 (CAS CATO-C4X-30352)
- 1-Methoxy-4-(thiophen-3-yl)isoquinolin-5-ol (CAS 656234-07-0)
- Methyl 4-(2-(benzylamino)acetamido)benzoate oxalate (CAS 1061622-71-6)
- Ac, Gastrin Releasing Peptide (20-27), porcine (CAS 77714-20-6)
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