Donepezil Impurity 19

CAS NO.: 2227606-37-1

Formula: C17H17NO4

Weight: 299.33

Donepezil Impurity 20

CAS NO.: 1026443-48-0

Formula: C17H23NO2

Weight: 273.38

Donepezil Impurity 21

CAS NO.: 844694-83-3

Formula: C17H25NO2

Weight: 275.39

Donepezil Impurity 22 HCl

CAS NO.: 1034439-43-4

Formula: C17H25NO2.HCl

Weight: 275.39 36.46

Donepezil Impurity 23

CAS NO.: 36517-91-6

Formula: C11H10O4

Weight: 206.2

Donepezil Impurity 24

CAS NO.: 90843-62-2

Formula: C10H10O3

Weight: 178.19

Donepezil Impurity 25

CAS NO.: 127399-78-4

Formula: C10H10O3

Weight: 178.19

Donepezil Impurity 26

CAS NO.: 36159-03-2

Formula: C22H22O5

Weight: 366.41

Donepezil Impurity 27

CAS NO.: 148517-82-2

Formula: C11H12O4

Weight: 208.21

Donepezil Impurity 28

CAS NO.: 4803-74-1

Formula: C17H15NO3

Weight: 281.31

Donepezil Impurity 29

CAS NO.: 7216-42-4

Formula: C6H5NO2

Weight: 123.11

Donepezil Impurity 30

CAS NO.: 149874-91-9

Formula: C17H21NO3

Weight: 287.36

Donepezil Impurity 31

CAS NO.: 254886-18-5

Formula: C17H23NO4

Weight: 305.37

Donepezil Impurity 32

CAS NO.: 1020717-67-2

Formula: C22H29NO5

Weight: 387.48

Donepezil Impurity 33

CAS NO.: 2097683-70-8

Formula: C24H27NO4

Weight: 393.48

Donepezil Impurity 34

CAS NO.: 2227606-39-3

Formula: C17H23NO4

Weight: 305.37