| CAS No. | 270573-71-2 |
| Molecular Formula | C6H4O8S2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 309.22 g/mol gives Catechol-3,5-disulfonic Acid Disodium Salt Monohydrate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Catechol-3,5-disulfonic Acid Disodium Salt Monohydrate (CAS 270573-71-2), a certified reference material (molecular formula C6H4O8S2NaH2O, MW 309.22 g/mol) for analytical method development and quality control.
Structurally, Catechol-3,5-disulfonic Acid Disodium Salt Monohydrate (C6H4O8S2NaH2O) contains a carbohydrate-derived structure, a sulfone group. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 309.22 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), Catechol-3,5-disulfonic Acid Disodium Salt Monohydrate 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.
| Molecular Formula | C6H4O8S2 2*Na H2O |
| Molecular Weight | 309.22 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Sulfur Atoms | 2 |