Tadalafil Nitroso Impurity 1
| Name of Impurity/Standard | Tadalafil Nitroso Impurity 1 |
| CAS No. | NA |
| Molecular Formula | C22H18N4O5 |
| Molecular Weight | 418.4 g/mol |
| Synonyms: (6R,12aR)-6-(Benzo[d][1,3]dioxol-5-yl)-2-methyl-7-nitroso-2,3,6,7,12,12a-hexahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione | |