 | C4X-159612 | 88-03-9 | Impurity | |
| Butenafine Impurity 12 |
 | C4X-159710 | 23598-72-3 | Impurity | |
| Cloxacillin Sodium EP Impurity D |
 | C4X-159712 | 18704-55-7 | Impurity | |
| Cloxacillin EP Impurity E |
 | C4X-159713 | 5053-36-1 | Impurity | |
| Cloxacillin Impurity 13 |
| C4X-159717 | 91059-01-7 | Impurity | |
| Cloxacillin Impurity 17 |
| C4X-159718 | 25629-50-9 | Impurity | |
| Cloxacillin Impurity 18 |
| C4X-159719 | N/A | Impurity | |
| Cloxacillin Impurity 19 |
 | C4X-15972 | 1642629-96-6 | Impurity | |
| Cloxacillin EP Impurity A |
 | C4X-15973 | 1642559-64-5 | Impurity | |
| Cloxacillin EP Impurity B |
| C4X-15974 | N/A | Impurity | |
| Clacillin impurity 4 |
