 | C4X-143720 | 80163-83-3 | Impurity | |
| Betamethasone Dipropionate EP Impurity I |
 | C4X-143722 | N/A | Impurity | |
| Betamethasone Impurity 22 |
 | C4X-143723 | 25122-41-2 | Impurity | |
| Betamethasone EP Impurity B |
 | C4X-143729 | 37926-75-3 | Impurity | |
| Betamethasone Impurity 29 |
 | C4X-14373 | 18383-24-9 | Impurity | |
| Betamethasone EP Impurity J |
 | C4X-143732 | 52647-06-0 | Impurity | |
| Betamethasone Enol Aldehyde Z Isomer |
 | C4X-143733 | 52647-07-1 | Impurity | |
| Betamethasone Enol Aldehyde E Isomer |
 | C4X-143738 | 2240-28-0 | Impurity | |
| Betamethasone Valerate EP Impurity E (Betamethasone 21-Valerate) |
 | C4X-14374 | 52619-05-3 | Impurity | |
| Betamethasone EP Impurity D |
| C4X-143740 | 1815577-58-2?free base? | Impurity | |
| Betamethasone Impurity 40 |
