1,5-Naphthalenedisulfonic acid sodium salt CAS 1655-29-4
Purity >95%In StockPharmaceutical Standards
| CAS No. | 1655-29-4 |
| Molecular Formula | C10H16O6S2 2*Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,5-Naphthalenedisulfonic acid sodium salt (CAS 1655-29-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H16O6S2 2*Na. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H16O6S2 2*Na |
| Molecular Weight | 319.34 g/mol |
| Purity | >95% |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 2 |
Related Naphthalenedisulfonic Standards
- 1,3-Naphthalenedisulfonic acid, 6-amino-, sodium salt (1:1) (CAS 147708-57-4)
- 207569-02-6 1,5-Naphthalenedisulfonic acid, disodium salt hydrate DTXSID0044315 (CAS 207569-02-6)
- 1,5-Naphthalenedisulfonic Acid (CAS 20779-13-9)
- 1,5-Naphthalenedisulfonic Acid (CAS 211366-30-2)
- 7-Naphthalenedisulfonic Acid (CAS 5724-16-3)
- 1,5-Naphthalenedisulfonic acid, 3-[2-(4-amino-5-methoxy-2-methylphenyl)diazenyl]- (CAS 61827-75-6)
- 2,7-Naphthalenedisulfonic acid, 4,4'-[1,4-phenylenebis[imino(6-chloro-1,3,5-triazine-4,2-diyl)imino]]bis[5-hydroxy-6-[(2-sulfophenyl)azo]- 5-[[4-chloro-6-[4-[[4-chloro-6-[[8-hydroxy-3,6-disulfo-7-[(E)-(2-sulfophenyl)azo]-1-naphthyl]amino]-1,3,5-triazin-2-yl]amino]anilino]-1,3,5-triazin-2-yl]amino]-4-hydroxy-3-[(E)-(2-sulfophenyl)azo]naphthalene-2,7-disulfonic acid 61951-82-4 Reactive Red 120 (CAS 61951-82-4)
- 1,5-Naphthalenedisulfonic acid (CAS 81-04-9)
Recommended Standards
- (3-Fluorobenzyl)(3-fluorophenyl)sulfane (CAS 1443340-81-5)
- Tert-butyl (2-amino-2-oxoethyl)(tert-butyl)carbamate (CAS 1935293-14-3)
- Flumazenil EP Impurity B (CAS 131666-45-0)
- Hydrocortisone Impurity 61 (CAS CATO-C4X-140161)
- ((2S,5S)-1-Benzylpyrrolidine-2,5-diyl)dimethanol (CAS 157008-40-7)
- 4-Methoxy-9-phenoxyacridine (CAS 61078-22-6)
- Ganirelix 1-4 peptide (CAS 208599-57-9)
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