 | C4X-10142 | 112935-92-9 | Impurity | |
| Carbuterol Impurity 2 |
 | C4X-10143 | 81732-52-7 | Impurity | |
| Bambuterol Hydrochloride EP Impurity C |
 | C4X-1015 | 167221-71-8 | Impurity | |
| Clevidipine Butyrate |
 | C4X-10151 | 105580-45-8 | Impurity | |
| Clevidipine butyrate Impurity 1 |
 | C4X-101511 | 138279-32-0 | Impurity | |
| Clevidipine butyrate Impurity 11 |
| C4X-101512 | 91854-03-4 | Impurity | |
| Clevidipine butyrate Impurity 12 |
| C4X-101514 | 1207068-15-2 | Impurity | |
| Clevidipine butyrate Impurity 14 |
| C4X-101515 | 1801167-49-6 | Impurity | |
| Clevidipine butyrate Impurity 15 |
 | C4X-101517 | 123853-39-4 | Impurity | |
| Clevidipine Butyrate impurity 17 |
 | C4X-101518 | 105383-68-4 | Impurity | |
| Clevidipine Butyrate impurity 18 |
