Metabolites are produced during metabolism by breaking down of food, drugs, chemicals and tissues in the body. 

CAS Number
24219-97-4
Alternate CAS Number
21535-47-7(HCl Salt)
CAS Number
1154949-80-0
Alternate CAS Number
1581285-28-0(HCl Salt)
CAS Number
1885094-62-1(free base)
Alternate CAS Number
2689014-77-3(fumarate Salt)