| Solifenacin (1R,3R) Stereoisomer | 862207-70-3 | Ax-11515 |
| Benzothiazole Impurity | 17395-99-2 | Ax-IMP2683 |
| Sitagliptin Process impurity 1 | 1253055-92-3 | Ax-IMP1431 |
| Pentoxifylline impurity D | 59413-14-8 | Ax-IMP2684 |
| Lenalidomide Impurity I | NA | Ax-IMP1419 |
| Upadacitinib Intermediate | NA | Ax-ABT-494 |
| Lenalidomide Impurity II | NA | Ax-IMP1418 |
| Upadacitinib Intermediate 1 | NA | Ax-ABT01 |
| Lenalidomide Process Impurity 5 | 17191-52-5 | Ax-IMP1420 |
| Upadacitinib Intermediate 2 | NA | Ax-ABT02 |