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

CAS Number
89035-92-7
Alternate CAS Number
917096-37-8(Maleate Salt); 2747924-45-2(fumarate Salt)
CAS Number
54739-18-3
Alternate CAS Number
61718-82-9(Maleate Salt)
CAS Number
110-17-8
Alternate CAS Number
141-01-5(Fumarate Salt);
CAS Number
110-17-8
Alternate CAS Number
141-01-5(Fumarate Salt)
CAS Number
IMP-I- 5951-83-7: IMP-K- 4701-54-6 :IMP-L- 74048-41-2 :IMP-M- 1013937-16-0
CAS Number
1076198-18-9
Alternate CAS Number
NA