Entecavir Impurity 2

CAS NO.:

Formula: C32H33N5O4

Weight: 551.65

Entecavir Impurity 3

CAS NO.: 142217-77-4

Formula: C32H33N5O4

Weight: 551.65

Entecavir Impurity 5

CAS NO.: 142217-78-5

Formula: C52H49N5O5

Weight: 824.00

Entecavir Impurity 6

CAS NO.: 142217-80-9

Formula: C53H49N5O4

Weight: 820.01

Entecavir Impurity 7

CAS NO.: 142217-81-0

Formula: C26H27N5O3

Weight: 457.53

Entecavir Impurity 8

CAS NO.:

Formula: C12H15N5O3

Weight: 277.28

Entecavir Impurity 10

CAS NO.: 110567-21-0

Formula: C13H16O2

Weight: 204.27

Entecavir Impurity 11

CAS NO.: 117641-39-1

Formula: C13H16O3

Weight: 220.27

Entecavir (1R, 3R, 4R) Diastereomer

CAS NO.: 1367369-76-3

Formula: C12H15N5O3

Weight: 277.28

Entecavir Impurity 13

CAS NO.: 2165482-46-0

Formula: C13H16O3

Weight: 220.27

Entecavir Impurity 14

CAS NO.:

Formula: C13H16O3

Weight: 220.27

Entecavir Impurity 15

CAS NO.:

Formula: C12H15N5O3

Weight: 277.28

Entecavir Impurity 15 HCl

CAS NO.:

Formula: C12H15N5O3.HCl

Weight: 277.28 36.46

Entecavir Impurity 16

CAS NO.:

Formula: C18H23N5O9

Weight: 453.408

Entecavir Impurity 17

CAS NO.:

Formula: C18H25N5O8

Weight: 439.425

Entecavir Impurity 18

CAS NO.:

Formula: C19H19N5O5

Weight: 397.391