Ondansetron

Ondansetron Impurity A Ondansetron  Impurity A :

 CAS : 119812-29-2 ; (3RS)-3-[(Dimethylamino)methyl]-9-methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one ;

C16H20N2O ;n MW: 256.34 ;

Ondansetron Impurity B Ondansetron  Impurity B:

Ondansetron Dimer ; Ondansetron USP RC B ; 6,6′-Methylene-bis[(3RS)-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-1,2,3,9-tetrahydro-4H-carbazol-4-one ;  C37H38N6O2 ; MW: 598.74 ;

Ondansetron Impurity C Ondansetron  Impurity C:

CAS : 27387-31-1 ; 9-Methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one ; C13H13NO ; MW: 199.25 ;

Ondansetron Impurity D Ondansetron Impurity D :

CAS : 99614-64-9 ; 9-Methyl-3-methylene-1,2,3,9-tetrahydro-4H-carbazol-4-one ;  C14H13NO ; MW: 211.26 ;

Ondansetron Impurity E Ondansetron  Impurity E:

 1H-Imidazole ; CAS : 288-32-4 ;C3H4N2 ; MW: 68.08 ;

Ondansetron Impurity F Ondansetron  Impurity F:

 2-Methyl-1H-imidazole ; CAS : 693-98-1 ; C4H6N2 ; MW: 82.1 ;

Ondansetron Impurity G Ondansetron  Impurity G:

C-Desmethyl Ondansetron ; (3RS)-3-[(1H-Imidazol-1-yl)methyl]-9-Methyl-1,2,3,9-tetrahydro-4H-carbazol-4-one ;  C17H17N3O ; MW: 279.34 ;

Ondansetron Impurity H Ondansetron  Impurity H :

N-Desmethyl Ondansetron ; CAS : 9614-14-9; C17H17N3O ; MW: 279.34 ;

Ondansetron HCl Dihydrate Ondansetron HCl Dihydrate:

1,2,3,9-Tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one hydochloride dihydrate ; CAS : 99614-01-4 (anhydrous) ; 103639-04-9 (dihydrate) ; C18H24ClN3O3 ; MW: 365.85 ;