Dextromethorphan impurity 23 CAS 125-70-2
| CAS No. | 125-70-2 |
| Molecular Formula | C18H25NO |
| Molecular Weight | 271.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Dextromethorphan impurity 23 (CAS 125-70-2), molecular formula C18H25NO and molecular weight 271.40 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H25NO, Dextromethorphan impurity 23 contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 271.40 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), Dextromethorphan impurity 23 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 | C18H25NO |
| Molecular Weight | 271.40 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Related Dextromethorphan Standards
- Dextromethorphan EP Impurity D (CAS 1453167-99-1)
- (6aS)-Dextromethorphan Impurity 9 (CAS CATO-C4X-11579)
- Dextromethorphan Impurity 15 (CAS 51072-34-5)
- Dextromethorphan-D3 (CAS 524713-56-2)
- Dextromethorphan Impurity 11 (CAS 28973-48-0)
- Dextromethorphan Impurity 12 (CAS 51745-05-2)
- Dextromethorphan Impurity 14 (Mixture of Rotamers) (CAS 29144-31-8)
- Dextromethorphan Impurity 21 (CAS 51773-23-0)
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