Darifenacin N-Oxide
| Name of Impurity/Standard | Darifenacin N-Oxide |
| CAS No. | 1391080-40-2 |
| Molecular Formula | C₂₈H₃₀N₂O₃ |
| Molecular Weight | 442.55 g/mol |
| Synonyms: Darifenacin Impurity C;(S)-2-[ 1-[2-(2,3-Dihydrobenzofuran-5-yl)ethyl]-1 -oxidopyrrolidin-3-yl]-2,2-diphenyl acetamide | |