| Parent Drug Name | Name of Impurity | Catalogue No. | |
|---|---|---|---|
| Entecavir | Ent-Entecavir | VE0010521 | View CAS 188399-46-4 |
| Entecavir | Entecavir 3-Epimer Hydrochloride | VE0010522 | View |
| Entecavir | Entecavir EP Impurity A | VE008161 | View |
| Entecavir | Entecavir EP Impurity B | VE0011694 | View CAS 1367369-77-4 |
| Entecavir | Entecavir EP Impurity C | VE0014954 | View |
| Entecavir | Entecavir EP Impurity D | VE009405 | View CAS 1367369-80-9 |
| Entecavir | Entecavir EP Impurity F | VE0011220 | View CAS 649761-24-0 |
| Entecavir | Entecavir Impurity 12 | VE0014967 | View |
| Entecavir | Entecavir Impurity 13 | VE0014968 | View |
| Entecavir | Entecavir Impurity 22 (Mixture of Diastereomers) | VE0014972 | View |
| Entecavir | Entecavir-4-Epimer | VE0010523 | View |
| Entecavir | Entecavir-D2 | DVE00620 | View |
| Entecavir | 2203740-23-0: Entecavir EP Impurity E | VE0014957 | View CAS 2203740-23-0 |
| Entecavir | 4-Dimethylsilyl Entecavir | VE0010524 | View CAS 870614-82-7 |
| Entecavir | 84868-56-4: Entecavir Impurity 5 | VE0014961 | View CAS 84868-56-4 |
