6-p-Toluidino-2-naphthalenesulfonic acid CAS 7724-15-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 7724-15-4 |
| Molecular Formula | C17H15NO3S |
| Molecular Weight | 313.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
6-p-Toluidino-2-naphthalenesulfonic acid (CAS 7724-15-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H15NO3S. Molecular weight: 313.37 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H15NO3S |
| Molecular Weight | 313.37 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
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- 6-Chloro-1-methylindolin-2-one (CAS 156136-55-9)
- Ethyl 8-bromo-4-chloro-6-cyanoquinoline-3-carboxylate (CAS 1233518-57-4)
- Finasteride Impurity 62 (CAS CATO-C4X-164562)
- Semaglutide impurity 258 (CAS CATO-C4X-2226258)
Why CATO?
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