| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-112553 | 1922954-32-2 | Impurity | |
| Palbociclib Impurity 53 | ||||
| C4X-112554 | N/A | Impurity | |
| Palbociclib Impurity 54 | ||||
| C4X-112555 | N/A | Impurity | |
| Palbociclib Impurity 55 | ||||
 | C4X-112556 | 571189-51-0 | Impurity | |
| Palbociclib Impurity 56 | ||||
 | C4X-112557 | 2174002-16-3 | Impurity | |
| Palbociclib Impurity 57 | ||||
| C4X-112558 | 2231085-26-8 | Impurity | |
| Palbociclib Impurity 58 | ||||
| C4X-112559 | 2363160-84-1 | Impurity | |
| Palbociclib N-Acetic Acid | ||||
 | C4X-11256 | 1023594-49-1 | Impurity | |
| Palbociclib Impurity 6 | ||||
 | C4X-112560 | 28564-83-2 | Impurity | |
| Palbociclib Impurity 60 | ||||
| C4X-112561 | N/A | Impurity | |
| Palbociclib Lactose adduct 1 | ||||
