Impurities are undesirable chemical components that remain in the active pharmaceutical ingredient during formulation. Impurities may reduce a product's efficacy.

CAS Number
1216406-90-4
Alternate CAS Number
2414962-06-2(HCl Salt);113994-41-5(Freebase);2138811-33-1(Fumarate Salt);NA(Mesilate Salt);2733700-89-3(besylate salt)
CAS Number
185106-16-5
Alternate CAS Number
1690329-04-4(HCl Monohydrate);773092-05-0(HCl Trihydrate Salt)
CAS Number
1690329-04-4
Alternate CAS Number
773092-05-0(HCl Trihydrate Salt);185106-16-5(Freebase)
CAS Number
946828-58-6
Alternate CAS Number
56414-86-9(Free Base)
CAS Number
745738-16-3
Alternate CAS Number
77529-90-9(HCl Salt)