Retigabine impurity 10 CAS CATO-C4X-13150
| CAS No. | CATO-C4X-13150 |
| Molecular Formula | C16H19N3O2 |
| Molecular Weight | 285.34 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
This reference standard supports related-substances testing and method development in line with ICH Q3A/Q3B guidance on impurity control, and is suitable for system suitability testing and forced-degradation studies.
Retigabine impurity 10 (CAS CATO-C4X-13150) is a certified pharmaceutical impurity reference standard with the molecular formula C16H19N3O2 and a molecular weight of 285.34 g/mol.
Structurally, Retigabine impurity 10 (C16H19N3O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 285.34 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), Retigabine impurity 10 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 | C16H19N3O2 |
| Molecular Weight | 285.34 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| Nitrogen Atoms | 3 |
Related Retigabine Standards
- Retigabine (CAS 150812-12-7)
- Retigabine Impurity 1 (CAS CATO-C4X-13141)
- Retigabine impurity 8 (CAS CATO-C4X-13148)
- Retigabine impurity 9 (CAS CATO-C4X-13149)
- Retigabine impurity 12 (CAS CATO-C4X-13152)
- Retigabine impurity 13 (CAS CATO-C4X-13153)
- Retigabine Genotoxic Impurity 1 (CAS 491871-67-1)
- Retigabine Impurity 2 (CAS CATO-C4X-13142)
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