Reference Standard
| CAS Number | Not assigned |
| Formula | Approx. C₂₂H₂₄N₆O₅ |
| Molecular Weight | ~468–485 g/mol |
| Purity | ≥95% |
| Storage | –20 °C; light-protected. |
Acidic nitrosated momelotinib-related impurity, typically formed during oxidative or degradative pathways.
Nitrosamine risk assessment, stability studies, impurity qualification.
LC-MS/MS, HRMS, HPLC, forced degradation correlation.
