 | C4X-148218 | 65797-42-4 | Impurity | |
| Bupivacaine Impurity 18 |
| C4X-148219 | N/A | Impurity | |
| Bupivacaine Impurity 19 |
 | C4X-14822 | 15883-20-2 | Impurity | |
| Bupivacaine EP Impurity B |
 | C4X-148220 | 21436-98-6 | Impurity | |
| Lidocaine EP Impurity A(Bupivacaine EP Impurity F;Ropivacaine EP Impurity H) |
| C4X-148224 | 65797-42-4 | Impurity | |
| Bupivacaine EP Impurity B Hydrochloride |
| C4X-148226 | 27262-47-1 | Impurity | |
| (S)-(-)-Bupivacaine |
| C4X-148227 | 2774312-11-5(free base) | Impurity | |
| Bupivacaine Impurity 27 HCL |
| C4X-148228 | 2125994-25-2 | Impurity | |
| Bupivacaine Impurity 28 |
| C4X-148230 | 852804-30-9(free base) | Impurity | |
| Bupivacaine Impurity 30 |
| C4X-148232 | 2199805-25-7 | Impurity | |
| Bupivacaine Impurity 32 |
