| Parent Drug Name | Name of Impurity | Catalogue No. | |
|---|---|---|---|
| Donepezil | Deoxy Donepezil Impurity | VL173006 | View CAS 844694-84-4 |
| Donepezil | Desbenzyl Donepezil | VL173012 | View CAS 120013-39-0 |
| Donepezil | Donepenzil Impurity VII | VL173014 | View CAS 197010-22-3 |
| Donepezil | Donepezil Aldehyde Impurity | VL173015 | View CAS 22065-85-6 |
| Donepezil | Donepezil Alkene Pyridine N-Oxide | VL173007 | View CAS 896134-06-8 |
| Donepezil | Donepezil Dehydro Deoxy Impurity | VL173005 | View CAS 120013-45-8 |
| Donepezil | Donepezil Dihydro Impurity | VL173020 | View CAS 120012-04-6 |
| Donepezil | Donepezil EP Impurity A | VE006102 | View CAS 120014-30-4 |
| Donepezil | Donepezil EP Impurity B | VE005917 | View CAS 2107-69-9 |
| Donepezil | Donepezil EP Impurity C | VE009893 | View CAS 2452407-76-8 |
| Donepezil | Donepezil EP Impurity D | VL173003 | View CAS 4803-57-0 |
| Donepezil | Donepezil EP Impurity E | VE000001 | View CAS 231283-82-2 |
| Donepezil | Donepezil EP Impurity G (Free base) | VE009253 | View CAS 2452407-72-4 |
| Donepezil | Donepezil Hydrochloride | VL173013 | View CAS 120011-70-3 |
| Donepezil | Donepezil Impurity 8 | VL173019 | View CAS 1808997-65-0 |
| Donepezil | Donepezil Impurity B | VL173004 | View CAS 844694-85-5 |
| Donepezil | Donepezil N-Oxide | VL173008 | View CAS 120013-84-5 |
| Donepezil | Donepezil Open Ring Impurity | VL173001 | View CAS 197010-25-6 |
| Donepezil | Donepezil Pyridine Dehydro Impurity | VL173016 | View CAS 4803-74-1 |
| Donepezil | Donepezil Pyridine N-Oxide | VE006205 | View CAS 896134-07-9 |
| Donepezil | Donepezil Related Compound A | VL173010 | View CAS 145546-80-1 |
| Donepezil | Hydroxy Donepezil | VL173002 | View CAS 197010-20-1 |
| Donepezil | 3-hydroxy donepezil | VL173021 | View CAS 2097683-67-3 |
