Formoterol Impurity 18

CAS NO.:

Formula: C18H22N2O4

Weight: 330.38

Formoterol Impurity 19

CAS NO.: 49861-92-9

Formula: C18H22N2O4

Weight: 330.38

Formoterol Impurity 20

CAS NO.:

Formula: C15H13NO6S

Weight: 335.33

Formoterol Impurity 21

CAS NO.: 67346-48-9

Formula: C19H24N2O4

Weight: 344.41

Formoterol Impurity 22

CAS NO.: 67346-49-0

Formula: C19H24N2O4

Weight: 344.41

Formoterol Impurity 23 Tartrate

CAS NO.: 200815-49-2

Formula: C19H24N2O4.C4H6O6

Weight: 344.41 150.09

Formoterol Impurity 24

CAS NO.: 43229-01-2

Formula: C15H12BrNO4

Weight: 350.17

Formoterol Impurity 25

CAS NO.: 193761-53-4

Formula: C15H14BrNO4

Weight: 352.18

Formoterol Impurity 26

CAS NO.: 725719-13-1

Formula: C20H26N2O4

Weight: 358.44

Formoterol Impurity 27

CAS NO.: 2518449-39-1

Formula: C20H26N2O4

Weight: 358.44

Formoterol Impurity 28

CAS NO.:

Formula: C20H26N2O4

Weight: 358.44

Formoterol Impurity 29

CAS NO.:

Formula: C20H26N2O4

Weight: 358.44

Formoterol Impurity 30

CAS NO.:

Formula: C21H28N2O4

Weight: 372.47

Formoterol Impurity 31

CAS NO.:

Formula: C21H28N2O4

Weight: 372.47

Formoterol Impurity 32 Formate

CAS NO.:

Formula: C21H28N2O4.CH2O2

Weight: 372.47 46.03

Formoterol Impurity 33

CAS NO.: 408497-91-6

Formula: C26H30N2O4

Weight: 434.54