Ozanimod and its Impurities
Ozanimod is used in trials studying the treatment of Crohn's Disease, Ulcerative Colitis, Multiple Sclerosis, and Relapsing Multiple Sclerosis. It is an investigational immunomodulatory drug.Reference standards of Ozanimod API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


(S)-2-Isopropoxy-5-(3-(1-((2-oxoethyl)amino)-2,3-dihydro-1H-inden-4-yl)-1,2,4-oxadiazol-5-yl)benzonitrile
(S)-2-Isopropoxy-5-(3-(1-((2-oxoethyl)amino)-2,3-dihydro-1H-inden-4-yl)-1,2,4-oxadiazol-5-yl)benzonitrile
Catalogue No.:PA 15 75510
CAS :
NA
Molecular Formula : C23H22N4O3
Molecular Weight : 402.45


(S)-N-(4-(5-(3-Cyano-4-isopropoxyphenyl)-1,2,4-oxadiazol-3-yl)-2,3-dihydro-1H-inden-1-yl)-N-(2-hydroxyethyl)nitrous amide
(S)-N-(4-(5-(3-Cyano-4-isopropoxyphenyl)-1,2,4-oxadiazol-3-yl)-2,3-dihydro-1H-inden-1-yl)-N-(2-hydroxyethyl)nitrous amide
Catalogue No.:PA 15 0751004
CAS :
NA
Molecular Formula : C23H23N5O4
Molecular Weight : 433.47


(R)-5-(3-(1-Hydroxy-2,3-dihydro-1H-inden-4-yl)-1,2,4-oxadiazol-5-yl)-2-isopropoxybenzonitrile
(R)-5-(3-(1-Hydroxy-2,3-dihydro-1H-inden-4-yl)-1,2,4-oxadiazol-5-yl)-2-isopropoxybenzonitrile
Catalogue No.:PA 15 0751008
CAS :
1306760-61-1
Molecular Formula : C21H19N3O3
Molecular Weight : 361.4


(S)-2-((4-(5-(3-Bromo-4-isopropoxyphenyl)-1,2,4-oxadiazol-3-yl)-2,3-dihydro-1H-inden-1-yl)amino)ethan-1-ol
(S)-2-((4-(5-(3-Bromo-4-isopropoxyphenyl)-1,2,4-oxadiazol-3-yl)-2,3-dihydro-1H-inden-1-yl)amino)ethan-1-ol
Catalogue No.:PA 15 0751009
CAS :
NA
Molecular Formula : C22H24BrN3O3
Molecular Weight : 458.36


2-((2-Hydroxyethyl)amino)-5-(3-(1-((2-hydroxyethyl)amino)-2,3-dihydro-1H-inden-4-yl)-1,2,4-oxadiazol-5-yl)benzonitrile Hydrochloride
2-((2-Hydroxyethyl)amino)-5-(3-(1-((2-hydroxyethyl)amino)-2,3-dihydro-1H-inden-4-yl)-1,2,4-oxadiazol-5-yl)benzonitrile Hydrochloride
Catalogue No.:PA 15 0751010
CAS :
NA
Molecular Formula : C22H24ClN5O3
Molecular Weight : 441.92


(R)-N-(4-(5-(3-Cyano-4-isopropoxyphenyl)-1,2,4-oxadiazol-3-yl)-2,3-dihydro-1H-inden-1-yl)-N-(2-hydroxyethyl)nitrous amide
(R)-N-(4-(5-(3-Cyano-4-isopropoxyphenyl)-1,2,4-oxadiazol-3-yl)-2,3-dihydro-1H-inden-1-yl)-N-(2-hydroxyethyl)nitrous amide
Catalogue No.:PA 15 0751011
CAS :
NA
Molecular Formula : C23H23N5O4
Molecular Weight : 433.47


(S)-4-(5-(3-isocyano-4-isopropoxyphenyl)-1,2,4-oxadiazol-3-yl)-2,3-dihydro-1H-inden-1-amine
(S)-4-(5-(3-isocyano-4-isopropoxyphenyl)-1,2,4-oxadiazol-3-yl)-2,3-dihydro-1H-inden-1-amine
Catalogue No.:PA 15 0751013
CAS :
1306760-73-5
Molecular Formula : C21H20N4O2
Molecular Weight : 360.42


(S)-(4-(5-(3-Cyano-4-isopropoxyphenyl)-1,2,4-oxadiazol-3-yl)-2,3-dihydro-1H-inden-1-yl)glycine
(S)-(4-(5-(3-Cyano-4-isopropoxyphenyl)-1,2,4-oxadiazol-3-yl)-2,3-dihydro-1H-inden-1-yl)glycine
Catalogue No.:PA 15 0751014
CAS :
2990018-57-8
Molecular Formula : C23H22N4O4
Molecular Weight : 418.45


tert-Butyl (S)-(2-((tert-butyldimethylsilyl)oxy)ethyl)(4-cyano-2,3-dihydro-1H-inden-1-yl)carbamate
tert-Butyl (S)-(2-((tert-butyldimethylsilyl)oxy)ethyl)(4-cyano-2,3-dihydro-1H-inden-1-yl)carbamate
Catalogue No.:PA 15 0751020
CAS :
1306763-61-0
Molecular Formula : C23H36N2O3Si
Molecular Weight : 416.64


tert-Butyl (S)-(2-((tert-butyldimethylsilyl)oxy)ethyl)(4-((2-hydroxyhydrazineylidene)methyl)-2,3-dihydro-1H-inden-1-yl)carbamate
tert-Butyl (S)-(2-((tert-butyldimethylsilyl)oxy)ethyl)(4-((2-hydroxyhydrazineylidene)methyl)-2,3-dihydro-1H-inden-1-yl)carbamate
Catalogue No.:PA 15 0751021
CAS :
1306763-62-1
Molecular Formula : C23H39N3O4Si
Molecular Weight : 449.67


tert-Butyl (S)-(4-(N-hydroxycarbamimidoyl)-2,3-dihydro-1H-inden-1-yl)(2-hydroxyethyl)carbamate
tert-Butyl (S)-(4-(N-hydroxycarbamimidoyl)-2,3-dihydro-1H-inden-1-yl)(2-hydroxyethyl)carbamate
Catalogue No.:PA 15 0751025
CAS :
3047367-83-6
Molecular Formula : C17H25N3O4
Molecular Weight : 335.4