| N-Nitroso Alogliptin Benzoate Dimer Impurity | NA | Ax-16386 |
| Alogliptin Benzoate Dimer Impurity 1 | 1268836-55-0 | Ax-16385 |
| Alogliptin Impurity 2 | 2089611-84-5 | Ax-16384 |
| N-Nitroso Alogliptin Impurity 1 | NA | Ax-16383 |
| Alogliptin Impurity 1 | 2089611-85-6 | Ax-16382 |
| Lactulose Impurity A | 50468-56-9 | Ax-16381 |
| Tedizolid Phosphate Impurity 1 | 1239662-44-2 | Ax-16380 |
| Solanacol | 953389-72-5 | Ax-16379 |
| sorgomol | 1011730-11-2 | Ax-16378 |
| (+)-strigol | 11017-56-4 | Ax-16377 |