| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-16304 | 209253-82-7 | Impurity | |
| Eplerenone EP Impurity D | ||||
 | C4X-16305 | 209253-81-6 | Impurity | |
| Eplerenone EP Impurity E | ||||
 | C4X-16306 | 579484-30-3 (free base) | Impurity | |
| Eplerenone EP Impurity F(Sodium Salt) | ||||
| C4X-16331 | N/A | Impurity | |
| Ertapenem Impurity 1 (Ring Open) | ||||
 | C4X-163310 | 1199797-43-7 | Impurity | |
| Ertapenem Impurity 10 | ||||
 | C4X-163311 | 402955-38-8 | Impurity | |
| Ertapenem Impurity 11 | ||||
| C4X-163312 | N/A | Impurity | |
| Ertapenem Impurity 12 | ||||
| C4X-163315 | N/A | Impurity | |
| Ertapenem Impurity 15 | ||||
| C4X-163316 | 266337-30-8 | Impurity | |
| Ertapenem Impurity 16 | ||||
| C4X-163318 | N/A | Impurity | |
| Ertapenem Impurity 18 | ||||
