Sildenafil Impurity 15

CAS NO.: 349121-55-7

Formula: C14H20N2O2

Weight: 248.33

Sildenafil Impurity 16

CAS NO.: 6290-24-0

Formula: C11H14O3

Weight: 194.23

Sildenafil Impurity 17

CAS NO.: 3686-55-3

Formula: C10H12O3

Weight: 180.20

Sildenafil Impurity 18

CAS NO.:

Formula: C9H10O3

Weight: 166.18

Sildenafil Impurity 19

CAS NO.: 42926-52-3

Formula: C9H9ClO2

Weight: 184.62

Sildenafil Impurity 20

CAS NO.: 304435-84-5

Formula: C16H24N2O5S

Weight: 356.44

Sildenafil Impurity 21

CAS NO.: 1276123-59-1

Formula: C15H22N2O5S

Weight: 342.41

Sildenafil Impurity 22

CAS NO.: 194602-23-8

Formula: C14H20N2O5S

Weight: 328.38

Sildenafil Impurity 23

CAS NO.: 139756-03-9

Formula: C17H22N4O3

Weight: 330.39

Sildenafil Impurity 24

CAS NO.: 1797861-66-5

Formula: C17H21N3O4

Weight: 331.37

Sildenafil Impurity 25

CAS NO.: 139756-10-8

Formula: C16H20N4O3

Weight: 316.36

Sildenafil Impurity 26

CAS NO.: 1467610-62-3

Formula: C18H24N4O3

Weight: 344.42

Sildenafil Impurity 27

CAS NO.:

Formula: C18H23N3O4

Weight: 345.40

Sildenafil Impurity 28

CAS NO.: 1467610-65-6

Formula: C18H22N4O2

Weight: 326.40

Sildenafil Impurity 29

CAS NO.: 1467610-68-9

Formula: C18H21ClN4O4S

Weight: 424.90

Sildenafil Impurity 30

CAS NO.: 1391053-95-4

Formula: C23H32N6O4S

Weight: 488.61