Formoterol Impurity 3

CAS NO.: 22331-70-0

Formula: C11H17NO

Weight: 179.26

Formoterol Impurity 3 HCl

CAS NO.: 3398-68-3

Formula: C11H17NO.HCl

Weight: 179.26 36.46

Formoterol Impurity 5

CAS NO.: 477552-94-6

Formula: C9H11NO3

Weight: 181.19

Formoterol Impurity 6

CAS NO.: 126002-14-0

Formula: C11H15NO2

Weight: 193.25

Formoterol Impurity 7 HCl

CAS NO.: 855383-29-8

Formula: C16H19NO.HCl

Weight: 241.33 36.46

Formoterol Impurity 8

CAS NO.: 67346-60-5

Formula: C17H21NO

Weight: 255.36

Formoterol Impurity 8 HCl

CAS NO.: 1199228-78-8

Formula: C17H21NO.HCl

Weight: 255.36 36.46

Formoterol Impurity 9 HCl

CAS NO.:

Formula: C18H23NO.HCl

Weight: 269.39 36.46

Formoterol Impurity 10

CAS NO.:

Formula: C14H19NO5

Weight: 281.31

Formoterol Impurity 10 Trifluoroacetate

CAS NO.:

Formula: C14H19NO5.C2HF3O2

Weight: 281.31 114.02

Formoterol Impurity 11

CAS NO.: 871266-45-4

Formula: C15H12ClNO4

Weight: 305.71

Formoterol Impurity 12

CAS NO.: 245759-62-0

Formula: C18H24N2O3

Weight: 316.4

Formoterol Impurity 13

CAS NO.:

Formula: C19H24N2O3

Weight: 328.41

Formoterol Impurity 14

CAS NO.:

Formula: C19H24N2O3

Weight: 328.41

Formoterol Impurity 15

CAS NO.: 477552-93-5

Formula: C19H24N2O3

Weight: 328.41

Formoterol Impurity 16 Hemifumarate

CAS NO.:

Formula: C19H24N2O3.1/2 C4H4O4

Weight: 328.41 1/2 116.07