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Formoterol Impurities & Reference Standards

29 compounds in the Formoterol family. Browse chemical names, CAS numbers and molecular specifications, and enquire about your required quantity and purity.

Formoterol

(R,R)-Formoterol (Arformoterol)

CAS No.
67346-49-0
Formula
C19H24N2O4
Molecular weight
344.41 g/mol
Formoterol

(S,S)-Formoterol

CAS No.
67346-48-9
Formula
C19H24N2O4
Molecular weight
344.41 g/mol
Formoterol

Arformoterol Cyclic Impurity

CAS No.
On request
Formula
C19H24N2O3
Molecular weight
328.41 g/mol
Formoterol

Arformoterol Impurity 1

CAS No.
On request
Formula
C21H28N2O3
Molecular weight
356.5 g/mol
Formoterol

Arformoterol tartrate (1S, 2R) Isomer

CAS No.
67346-50-3
Formula
C19H24N2O4
Molecular weight
344.41 g/mol
Formoterol

Formoterol Amine

CAS No.
43229-65-8
Formula
C17H21NO
Molecular weight
255.36 g/mol
Formoterol

Formoterol Bromide

CAS No.
43229-01-2
Formula
C15H12BrNO4
Molecular weight
350.17 g/mol
Formoterol

Formoterol EP Impurity A

CAS No.
150513-24-9
Formula
C18H24N2O3
Molecular weight
316.4 g/mol
Formoterol

Formoterol EP Impurity B

CAS No.
1795137-04-0
Formula
C18H22N2O4 : C4H4O4
Molecular weight
330.4 : 116.1 g/mol
Formoterol

Formoterol EP Impurity C

CAS No.
1795135-61-3
Formula
C20H26N2O4
Molecular weight
358.4 g/mol
Formoterol

Formoterol EP Impurity D

CAS No.
1795133-96-8
Formula
C20H26N2O4
Molecular weight
358.4 g/mol
Formoterol

Formoterol EP Impurity E

CAS No.
1616967-26-0
Formula
C20H26N2O4
Molecular weight
358.4 g/mol
Formoterol

Formoterol EP Impurity F

CAS No.
1795129-59-7
Formula
C37H46N4O6
Molecular weight
642.8 g/mol
Formoterol

Formoterol EP Impurity G

CAS No.
64-13-1
Formula
C10H15NO
Molecular weight
165.24 g/mol
Formoterol

Formoterol EP Impurity G HCl

CAS No.
3706-26-1
Formula
C10H15NO. HCl
Molecular weight
165.24 36.46 g/mol
Formoterol

Formoterol fumarate dihydrate

CAS No.
183814-30-4
Formula
C19H24N2O4 : C4H4O4 : 2(H2O)
Molecular weight
344.4 : 116.1 : 2(18.0) g/mol
Formoterol

Formoterol Fumarate Dihydrate - In house impurity

CAS No.
143687-23-4
Formula
C33H36N2O4
Molecular weight
524.66 g/mol
Formoterol

Formoterol Fumarate Dihydrate EP Impurity I

CAS No.
532414-36-1
Formula
C19H24N2O4
Molecular weight
344.41 g/mol
Formoterol

Formoterol Fumarate Dihydrate EP Impurity I (R,S-isomer) ((R,S)-Formoterol)

CAS No.
67346-51-4
Formula
C19H24N2O4
Molecular weight
344.41 g/mol
Formoterol

Formoterol Hemifumarate

CAS No.
67346-49-0 (Free Base)
Formula
C19H24N2O4 . 0.5 C4H4O4
Molecular weight
344.41 0.5 116.07 g/mol
Formoterol

Formoterol Impurity 3

CAS No.
143687-24-5
Formula
C33H36N2O4 . C4H4O4
Molecular weight
524.66 . 116.07 g/mol
Formoterol

Formoterol Impurity 4

CAS No.
143687-25-6
Formula
C33H36N2O4
Molecular weight
524.66 g/mol
Formoterol

Formoterol Impurity 5

CAS No.
49861-92-9
Formula
C18H22N2O4
Molecular weight
330.38 g/mol
Formoterol

Formoterol Impurity 6

CAS No.
43229-69-2
Formula
C33H36N2O4 C4H4O4
Molecular weight
524.66 116.07 g/mol
Formoterol

Formoterol Impurity N

CAS No.
43229-70-5
Formula
C33H36N2O4
Molecular weight
524.67 g/mol
Formoterol

Formoterol Impurity-1

CAS No.
903563-43-9
Formula
C8H7NO3
Molecular weight
165.15 g/mol
Formoterol

Formoterol Impurity-2

CAS No.
126002-14-0
Formula
C11H15NO2
Molecular weight
193.24 g/mol
Formoterol

Formoterol Sulfate

CAS No.
250336-08-4
Formula
C19H24N2O7S
Molecular weight
424.48 g/mol
Formoterol

Formoterol Tartrate

CAS No.
200815-49-2
Formula
C19H24N2O4. C4H6O6
Molecular weight
344.41 150.09 g/mol
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