Reference Standard
| CAS Number | 58258-01-8 |
| Formula | C₁₈H₂₁NO |
| Molecular Weight | 267.37 g/mol |
| Purity | ≥95% |
| Storage | 2–8 °C |
Desalkyl ebastine impurity, structurally related to piperidine moiety.
Related-substances testing and stability-indicating methods.
HPLC, LC-MS, NMR confirmation.