Formoterol Fumarate is used as a bronchodilator in the management of asthma and COPD. It is also known as eformoterol. It is also marketed in the combination formulations budesonide/formoterol and mometasone/formoterolReference standards of Formoterol Fumarate API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
N-Methyl Formoterol-d3 Fumarate (Mixture of Diastereomers)
Catalogue No.:PA STI 061070
CAS :
Molecular Formula : C24H27D3N2O8
Molecular Weight : 477.52
Formoterol Fumarate
Catalogue No.:PA 33 37000
Molecular Formula : C42H52N4O12
Molecular Weight : 804.89
N-(5-((S)-2-(benzyl((R)-1-(4-methoxyphenyl)propan-2-yl)amino)-1-hydroxyethyl)-2-(benzyloxy)phenyl)formamide
Catalogue No.:PA 33 0371000
Molecular Formula : C33H36N2O4
Molecular Weight : 524.66
Formoterol-d6 Fumarate
Catalogue No.:PA STI 088951
Molecular Formula : C42H40D12N4O12
Molecular Weight : 816.97
N-(2-(Benzyloxy)-5-(1-hydroxyethyl)phenyl)formamide
Catalogue No.:PA 33 0371001
Molecular Formula : C16H17NO3
Molecular Weight : 271.32
N-(2-(Benzyloxy)-5-ethylphenyl)formamide
Catalogue No.:PA 33 0371002
Molecular Formula : C16H17NO2
Molecular Weight : 255.32
1-(3-Amino-4-(benzyloxy)phenyl)-2-bromoethan-1-ol
Catalogue No.:PAI 33 037001
Molecular Formula : C15H16BrNO2
Molecular Weight : 322.2
N-(2-(Benzyloxy)-5-(2-bromo-1-hydroxyethyl)phenyl)formamide
Catalogue No.:PAI 33 037002
Molecular Formula : C16H16BrNO3
Molecular Weight : 350.21
N-(2-(Benzyloxy)-5-(oxiran-2-yl)phenyl)formamide
Catalogue No.:PAI 33 037003
Molecular Formula : C16H15NO3
Molecular Weight : 269.3
Formoterol Ethyl Ether Impurity
Catalogue No.:PA 33 0371003
Molecular Formula : C21H28N2O4
Molecular Weight : 372.47
N-(2-Hydroxy-5-((S)-1-hydroxy-2-(((S)-1-(4-methoxyphenyl)propan-2-yl)(nitroso)amino)ethyl)phenyl)formamide
Catalogue No.:PA 33 0371004
Molecular Formula : C19H23N3O5
Molecular Weight : 373.41
Bis(1-phenylethyl)amine
Catalogue No.:PA 33 0371005
Molecular Formula : C16H19N
Molecular Weight : 225.34
N-(2-Hydroxy-5-((R)-1-hydroxy-2-(((R)-1-(3-methoxyphenyl)propan-2-yl)amino)ethyl)phenyl)formamide
Catalogue No.:PA 33 0371006
Molecular Formula : C19H24N2O4
Molecular Weight : 344.41
1-(3-Amino-4-(benzyloxy)phenyl)-2-((2-(benzyloxy)-5-(2-bromo-1-hydroxyethyl)phenyl)amino)ethan-1-ol
Catalogue No.:PA 33 0371007
Molecular Formula : C30H31BrN2O4
Molecular Weight : 563.49
Formoterol Nitroso Impurity
Catalogue No.:PA 33 0371008
N-(2-(3-Amino-4-hydroxyphenyl)-2-hydroxyethyl)-N-(1-(4-methoxyphenyl)propan-2-yl)nitrous Amide
Catalogue No.:PA 33 0371009
Molecular Formula : C18H23N3O4
Molecular Weight : 345.4
N-(2-Hydroxy-5-(1-hydroxy-2-((4-methoxyphenethyl)(nitroso)amino)ethyl)phenyl)formamide
Catalogue No.:PA 33 0371010
Molecular Formula : C18H21N3O5
Molecular Weight : 359.38
N-(2-Hydroxy-5-((R)-1-hydroxy-2-(((R)-1-(4-methoxyphenyl)propan-2-yl)(nitroso)amino)ethyl)phenyl)formamide
Catalogue No.:PA 33 0371011
Desformoterol
Catalogue No.:PA 33 0371012
Molecular Formula : C18H24N2O3
Molecular Weight : 316.4
(Z)-2-(2-((2-Hydroxy-5-(1-hydroxy-2-((1-(4-methoxyphenyl)propan-2-yl)amino)ethyl)phenyl)amino)-2-oxoethylidene)succinic acid
Catalogue No.:PA 33 0371013
Molecular Formula : C24H28N2O8
Molecular Weight : 472.5
2-Hydroxy-2-(2-((2-hydroxy-5-(1-hydroxy-2-((1-(4-methoxyphenyl)propan-2-yl)amino)ethyl)phenyl)amino)-2-oxoethyl)succinic acid
Catalogue No.:PA 33 0371014
Molecular Formula : C24H30N2O9
Molecular Weight : 490.51
(S,S)-Formoterol (R,R)-Tartaric Acid
Catalogue No.:PA 33 0371015
Molecular Formula : C23H30N2O10
Molecular Weight : 494.5
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