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

CAS Number
124937-53-7
Alternate CAS Number
873551-03-2(Tartrate Salt)
CAS Number
39577-43-0
Alternate CAS Number
52605-52-4(HCl Salt)
CAS Number
2470436-00-9
Alternate CAS Number
2512213-25-9(DiHCl Salt); 2470441-00-8(HCl Salt)
CAS Number
6323-09-7
Alternate CAS Number
2408971-27-5(DiHCl Salt)
CAS Number
1263358-12-8
Alternate CAS Number
1263278-79-0(HCl Salt)
CAS Number
55290-68-1
Alternate CAS Number
55290-66-9(HCl Salt)
CAS Number
157072-19-0
Alternate CAS Number
2413877-03-7(DiHCl Salt);1263278-77-8(HCl Salt)
CAS Number
1263358-13-9
Alternate CAS Number
1263278-80-3(Salt)
CAS Number
100648-13-3
Alternate CAS Number
2077198-33-3(Na - Salt)
CAS Number
73-63-2
Alternate CAS Number
886-06-6(HCl Salt)
CAS Number
144-11-6
Alternate CAS Number
52-49-3(HCl Salt)
CAS Number
294882-33-0
Alternate CAS Number
84333-59-5(Freebase)
CAS Number
356083-64-2
Alternate CAS Number
2518359-32-3(DiHCl Salt)
CAS Number
754147-91-6
Alternate CAS Number
113698-83-2(Di HCl Salt)
CAS Number
93152-26-2
Alternate CAS Number
53960-20-6(Dihydrochloride Salt)
CAS Number
2293-21-2
Alternate CAS Number
10464-24-1(HCl Salt)