lenalidomide and its Impurities
A thalidomide derivative, Lenalidomide is used for the treatment of blood cancer ( multiple myeloma). It is also used for treating chronic lymphocytic leukemia and solid tumor cancers. Reference standards of Lenalidomide API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


3-(4-(((3R,4R,5S,6R)-3,4-Dihydroxy-6-(hydroxymethyl)-5-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)amino)-1-oxoisoindolin-2-yl)piperidine-2,6-dione
3-(4-(((3R,4R,5S,6R)-3,4-Dihydroxy-6-(hydroxymethyl)-5-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)amino)-1-oxoisoindolin-2-yl)piperidine-2,6-dione
Catalogue No.:PA 12 62900
CAS :
NA
Molecular Formula : C25H33N3O13
Molecular Weight : 583.55


3-(1-Oxo-4-(((3R,4R,E)-2,3,5,6-tetrahydroxy-4-(((2S,3R,4R,5R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexylidene)amino)isoindolin-2-yl)piperidine-2,6-dione
3-(1-Oxo-4-(((3R,4R,E)-2,3,5,6-tetrahydroxy-4-(((2S,3R,4R,5R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexylidene)amino)isoindolin-2-yl)piperidine-2,6-dione
Catalogue No.:PA 12 0621006
CAS :
NA
Molecular Formula : C25H33N3O13
Molecular Weight : 583.55


3-(7-{[2-(2,6-Dioxopiperidin-3-yl)-1-oxo-1,3-dihydro-2H-isoindol-4-yl]-ONN-azoxy}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione
3-(7-{[2-(2,6-Dioxopiperidin-3-yl)-1-oxo-1,3-dihydro-2H-isoindol-4-yl]-ONN-azoxy}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione
Catalogue No.:PA 12 0621018
CAS :
NA
Molecular Formula : C26H22N6O7
Molecular Weight : 530.5


3-(7-{[2-(2,6-Dioxopiperidin-3-yl)-1-oxo-1,3-dihydro-2H-isoindol-4-yl]-NNO-azoxy}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione
3-(7-{[2-(2,6-Dioxopiperidin-3-yl)-1-oxo-1,3-dihydro-2H-isoindol-4-yl]-NNO-azoxy}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione
Catalogue No.:PA 12 0621017
CAS :
NA
Molecular Formula : C26H22N6O7
Molecular Weight : 530.5


3-(4-{[2-(2,6-Dioxopiperidin-3-yl)-3-oxo-1,3-dihydro-2H-isoindol-4-yl]diazenyl}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione
3-(4-{[2-(2,6-Dioxopiperidin-3-yl)-3-oxo-1,3-dihydro-2H-isoindol-4-yl]diazenyl}-1-oxo-1,3-dihydro-2H-isoindol-2-yl)piperidine-2,6-dione
Catalogue No.:PA 12 0621016
CAS :
NA
Molecular Formula : C26H22N6O6
Molecular Weight : 514.5


3-(1-oxo-4-(((3R,4R,Z)-2,3,5,6-Tetrahydroxy-4-(((2S,3R,4R,5R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexylidene)amino)isoindolin-2-yl)piperidine-2,6-dione
3-(1-oxo-4-(((3R,4R,Z)-2,3,5,6-Tetrahydroxy-4-(((2S,3R,4R,5R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexylidene)amino)isoindolin-2-yl)piperidine-2,6-dione
Catalogue No.:PA 12 0621019
CAS :
NA
Molecular Formula : C25H33N3O13
Molecular Weight : 583.55