Sodium 4-hydroxybenzenesulfonate hydrate CAS 116277-97-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 116277-97-5 |
| Molecular Formula | C6H5O4S Na H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Sodium 4-hydroxybenzenesulfonate hydrate (CAS 116277-97-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H5O4S Na H2O. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H5O4S Na H2O |
| Molecular Weight | 214.17 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Sulfur Atoms | 1 |
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