almotriptan and its Impurities
Almotriptan is prescribed to treat the acute headache phase of migraine attacks with or without aura. It is a triptan drug discovered and developed by Almirall for the treatment of heavy migraine headache. Reference standards of Almotriptan API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


Almotriptan Related Compound A ({3-[2-(Dimethylamino)ethyl]-5-[(pyrrolidine-1-yl)sulfonylmethyl]-1H (1013523)
Almotriptan Related Compound A ({3-[2-(Dimethylamino)ethyl]-5-[(pyrrolidine-1-yl)sulfonylmethyl]-1H (1013523)
Catalogue No.:PA USP1013523
CAS :
1018676-02-2
Molecular Formula : NA
Molecular Weight : NA


Almotriptan Related Compound B (2-{5-[(pyrrolidin-1-ylsulfonyl)methyl]-1H-indol-3-yl}ethanamine hem (1013545)
Almotriptan Related Compound B (2-{5-[(pyrrolidin-1-ylsulfonyl)methyl]-1H-indol-3-yl}ethanamine hem (1013545)
Catalogue No.:PA USP1013545
CAS :
1246860-65-0
Molecular Formula : NA
Molecular Weight : NA


Almotriptan Related Compound C (N-methyl-2-{5-[(pyrrolidin-1-ylsulfonyl)methyl]-1H-indol-3-yl}ethan (1013556)
Almotriptan Related Compound C (N-methyl-2-{5-[(pyrrolidin-1-ylsulfonyl)methyl]-1H-indol-3-yl}ethan (1013556)
Catalogue No.:PA USP1013556
CAS :
334981-12-3
Molecular Formula : NA
Molecular Weight : NA


Almotriptan System Suitability (Mixture of Almotriptan Malate and Almotriptan Monomethyl Analog) (1013534)
Almotriptan System Suitability (Mixture of Almotriptan Malate and Almotriptan Monomethyl Analog) (1013534)
Catalogue No.:PA USP1013534
CAS :
NA
Molecular Formula : NA
Molecular Weight : NA


Almotriptan Related Compound D (1-[({3-[2-(dimethylamino)ethyl]indol-5-yl}methyl)sulfonyl]pyrrolidi (1013567)
Almotriptan Related Compound D (1-[({3-[2-(dimethylamino)ethyl]indol-5-yl}methyl)sulfonyl]pyrrolidi (1013567)
Catalogue No.:PA USP1013567
CAS :
NA
Molecular Formula : NA
Molecular Weight : NA


N-Methyl-N-(2-(1-nitroso-5-((pyrrolidin-1-ylsulfonyl)methyl)-1H-indol-3-yl)ethyl)nitrous Amide
N-Methyl-N-(2-(1-nitroso-5-((pyrrolidin-1-ylsulfonyl)methyl)-1H-indol-3-yl)ethyl)nitrous Amide
Catalogue No.:PA 28 0841000
CAS :
NA
Molecular Formula : C16H21N5O4S
Molecular Weight : 379.44


N-Methyl-N-(2-(1-nitroso-5-((pyrrolidin-1-ylsulfonyl)methyl)-1H-indol-3-yl)ethyl)propan-2-amine
N-Methyl-N-(2-(1-nitroso-5-((pyrrolidin-1-ylsulfonyl)methyl)-1H-indol-3-yl)ethyl)propan-2-amine
Catalogue No.:PA 28 0841009
CAS :
NA
Molecular Formula : C19H28N4O3S
Molecular Weight : 392.52