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

CAS Number
1293489-71-0(freebase)
Alternate CAS Number
1293342-91-2(HCl Salt); 1293343-91-5(HBr)
CAS Number
2831955-36-1(free base)
Alternate CAS Number
2857180-11-9 (HBr salt)
CAS Number
2725536-50-3 (free base)
Alternate CAS Number
2725536-51-4 (HBr salt)
CAS Number
881681-01-2
CAS Number
1610043-62-3(free base);
Alternate CAS Number
1885094-64-3(fumarate Salt)
CAS Number
881733-45-5(free base)
Alternate CAS Number
881681-79-4(HCl Salt)
CAS Number
7529-16-0
Alternate CAS Number
NA
CAS Number
56-12-2
Alternate CAS Number
5959-35-3
CAS Number
881732-90-7(free base)
Alternate CAS Number
2650810-07-2(Hydrochloride Salt)
CAS Number
1885094-62-1(free base)
Alternate CAS Number
2689014-77-3(fumarate Salt)
CAS Number
2469279-00-1
Alternate CAS Number
NA
CAS Number
145841-69-6
Alternate CAS Number
NA
CAS Number
171370-49-3
Alternate CAS Number
NA
CAS Number
51868-95-2
Alternate CAS Number
NA
CAS Number
147396-07-4
Alternate CAS Number
NA
CAS Number
118564-89-9
Alternate CAS Number
NA
CAS Number
147396-08-5
Alternate CAS Number
NA
CAS Number
5104-49-4
Alternate CAS Number
56767-76-1(Na salt)
CAS Number
1584155-62-3
Alternate CAS Number
NA
CAS Number
56767-76-1
Alternate CAS Number
NA
CAS Number
6341-72-6
Alternate CAS Number
NA
CAS Number
1797883-74-9
Alternate CAS Number
NA
CAS Number
42771-79-9
Alternate CAS Number
NA
CAS Number
908559-44-4
Alternate CAS Number
NA
CAS Number
24030-07-7
Alternate CAS Number
NA
CAS Number
70-55-3
Alternate CAS Number
NA
CAS Number
54786-86-6
Alternate CAS Number
NA
CAS Number
5577-13-9
Alternate CAS Number
NA
CAS Number
1076198-18-9
Alternate CAS Number
NA
CAS Number
18109-80-3(free base)
Alternate CAS Number
18109-81-4(Citrate salt)
CAS Number
14007-64-8
Alternate CAS Number
NA