zolmitriptan and its Impurities
Zolmitriptan, sold under the brand name Zomig. It is used for the acute treatment of migraines with or without aura in adults. It is a synthetic tryptamine derivative readily soluble in water.Reference standards of Zolmitriptan API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

![1-[2-(Dimethylamino)ethyl]-6,6a,7,11-tetrahydrooxa PA 26 05510](https://www.pharmaffiliates.com/pimages/PA2605510.jpg)
1-[2-(Dimethylamino)ethyl]-6,6a,7,11-tetrahydrooxazolo[3,4-b]pyrrolo[2,3-h]isoquinolin-9(3H)-one
1-[2-(Dimethylamino)ethyl]-6,6a,7,11-tetrahydrooxazolo[3,4-b]pyrrolo[2,3-h]isoquinolin-9(3H)-one
Catalogue No.:PA 26 05510
CAS :
1346599-24-3
Molecular Formula : C17H21N3O2
Molecular Weight : 299.37

![(S)-Ethyl 3-[2-(dimethylamino)ethyl]-5-[(2-oxooxaz PA 26 05540](https://www.pharmaffiliates.com/pimages/PA2605540.jpg)
(S)-Ethyl 3-[2-(dimethylamino)ethyl]-5-[(2-oxooxazolidin-4-yl)methyl]-1H-indole-2-carboxylate
(S)-Ethyl 3-[2-(dimethylamino)ethyl]-5-[(2-oxooxazolidin-4-yl)methyl]-1H-indole-2-carboxylate
Catalogue No.:PA 26 05540
CAS :
191864-24-1
Molecular Formula : C19H25N3O4
Molecular Weight : 359.42


Zolmitriptan R-Isomer ((R)-4-({3-[2-(Dimethylamino)ethyl]indol-5-yl}methyl)oxazolidin-2-one) (1727018)
Zolmitriptan R-Isomer ((R)-4-({3-[2-(Dimethylamino)ethyl]indol-5-yl}methyl)oxazolidin-2-one) (1727018)
Catalogue No.:PA USP1727018
CAS :
139264-24-7
Molecular Formula : NA
Molecular Weight : NA


Zolmitriptan Related Compound A ((S)-4-({3-[2-(Methylamino)ethyl]-1H-indol-5-yl}methyl)oxazolidin-2 (1727020)
Zolmitriptan Related Compound A ((S)-4-({3-[2-(Methylamino)ethyl]-1H-indol-5-yl}methyl)oxazolidin-2 (1727020)
Catalogue No.:PA USP1727020
CAS :
139264-35-0
Molecular Formula : NA
Molecular Weight : NA


Zolmitriptan Related Compound B ((S)-2-Amino-3-{3-[2-(dimethylamino)ethyl]-1H-indol-5-yl}propan-1-o (1727031)
Zolmitriptan Related Compound B ((S)-2-Amino-3-{3-[2-(dimethylamino)ethyl]-1H-indol-5-yl}propan-1-o (1727031)
Catalogue No.:PA USP1727031
CAS :
139264-69-0
Molecular Formula : NA
Molecular Weight : NA


Zolmitriptan Related Compound D ((S)-Ethyl 3-[2-(dimethylamino)ethyl]-5-[(2-oxooxazolidin-4-yl)meth (1727053)
Zolmitriptan Related Compound D ((S)-Ethyl 3-[2-(dimethylamino)ethyl]-5-[(2-oxooxazolidin-4-yl)meth (1727053)
Catalogue No.:PA USP1727053
CAS :
191864-24-1
Molecular Formula : NA
Molecular Weight : NA


Zolmitriptan Related Compound E ((S)-N,N-dimethyl-2-{5-[(2-oxooxazolidin-4-yl)methyl]-1H-indol-3-yl (1727064)
Zolmitriptan Related Compound E ((S)-N,N-dimethyl-2-{5-[(2-oxooxazolidin-4-yl)methyl]-1H-indol-3-yl (1727064)
Catalogue No.:PA USP1727064
CAS :
251451-30-6
Molecular Formula : NA
Molecular Weight : NA


Zolmitriptan Related Compound F (2,2'-[4-(Dimethylamino)butane-1,1-diyl]bis{5-[(S)-(2-oxooxazolidin (1727075)
Zolmitriptan Related Compound F (2,2'-[4-(Dimethylamino)butane-1,1-diyl]bis{5-[(S)-(2-oxooxazolidin (1727075)
Catalogue No.:PA USP1727075
CAS :
1350928-05-0
Molecular Formula : NA
Molecular Weight : NA


(S)-2-(5-((2-Oxooxazolidin-4-yl)methyl)-2-((tosyloxy)methyl)-1H-indol-3-yl)ethyl 4-methylbenzenesulfonate
(S)-2-(5-((2-Oxooxazolidin-4-yl)methyl)-2-((tosyloxy)methyl)-1H-indol-3-yl)ethyl 4-methylbenzenesulfonate
Catalogue No.:PAI 26 002180
CAS :
NA
Molecular Formula : C29H30N2O8S2
Molecular Weight : 598.69


(S)-(3-(2-(Methylamino)ethyl)-5-((2-oxooxazolidin-4-yl)methyl)-1H-indol-2-yl)methyl 4-methylbenzenesulfonate
(S)-(3-(2-(Methylamino)ethyl)-5-((2-oxooxazolidin-4-yl)methyl)-1H-indol-2-yl)methyl 4-methylbenzenesulfonate
Catalogue No.:PAI 26 002070
CAS :
NA
Molecular Formula : C23H27N3O5S
Molecular Weight : 457.55


(S)-N-(Hydroxymethyl)-N,N-dimethyl-2-(5-((2-oxooxazolidin-4-yl)methyl)-1H-indol-3-yl)ethan-1-aminium Iodide
(S)-N-(Hydroxymethyl)-N,N-dimethyl-2-(5-((2-oxooxazolidin-4-yl)methyl)-1H-indol-3-yl)ethan-1-aminium Iodide
Catalogue No.:PA 26 0051000
CAS :
NA
Molecular Formula : C17H24IN3O3
Molecular Weight : 445.3


3a-Hydroxy-1,1-dimethyl-5-(((S)-2-oxooxazolidin-4-yl)methyl)-1,2,3,3a,8,8a-hexahydropyrrolo[2,3-b]indol-1-ium Methyl Sulfate
3a-Hydroxy-1,1-dimethyl-5-(((S)-2-oxooxazolidin-4-yl)methyl)-1,2,3,3a,8,8a-hexahydropyrrolo[2,3-b]indol-1-ium Methyl Sulfate
Catalogue No.:PA 26 0051009
CAS :
NA
Molecular Formula : C17H25N3O7S
Molecular Weight : 415.46