4-Hydroxy-3,5-diiodobenzenesufonic Acid Dihydrate, Sodium Salt, >95% CAS 6160-10-7
| CAS No. | 6160-10-7 |
| Molecular Formula | C6H4I2O4S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-Hydroxy-3,5-diiodobenzenesufonic Acid Dihydrate, Sodium Salt, >95%.
4-Hydroxy-3,5-diiodobenzenesufonic Acid Dihydrate, Sodium Salt, >95% (CAS 6160-10-7), molecular formula C6H4I2O4SH2O and molecular weight 443.97 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H4I2O4SH2O, 4-Hydroxy-3,5-diiodobenzenesufonic Acid Dihydrate, Sodium Salt, >95% contains a carbohydrate-derived structure, a sulfone group, iodine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 443.97 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-Hydroxy-3,5-diiodobenzenesufonic Acid Dihydrate, Sodium Salt, >95% meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H4I2O4S 3*H2O |
| Molecular Weight | 443.97 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | I-containing |
| Sulfur Atoms | 1 |
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