| CAS No. | 68541-10-6 |
| Molecular Formula | C4H9O4P |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Sodium 4-(2,3-dichloroquinoxaline-6-carboxamido)-5-hydroxynaphthalene-2,7-disulfonate.
Sodium 4-(2,3-dichloroquinoxaline-6-carboxamido)-5-hydroxynaphthalene-2,7-disulfonate (CAS 68541-10-6) is a high-purity analytical reference standard with the molecular formula C4H9O4PK and a molecular weight of 191.18 g/mol.
Structurally, Sodium 4-(2,3-dichloroquinoxaline-6-carboxamido)-5-hydroxynaphthalene-2,7-disulfonate (C4H9O4PK) contains a carbohydrate-derived structure, a phosphate ester group. The molecule exhibits a degree of unsaturation (DBE) of 0.5, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 191.18 g/mol, it falls into the medium-molecular-weight range.
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), Sodium 4-(2,3-dichloroquinoxaline-6-carboxamido)-5-hydroxynaphthalene-2,7-disulfonate 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 | C4H9O4P 2*K |
| Molecular Weight | 191.18 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.5 |
| CAS Registry Year (est.) | 1976 |