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

CAS Number
65870-52-2
Alternate CAS Number
62673-90-9 (sodium salt)
CAS Number
127-33-3
Alternate CAS Number
64-73-3(HCl Salt)
CAS Number
2831955-36-1(free base)
Alternate CAS Number
2857180-11-9 (HBr salt)
CAS Number
15307-86-5
Alternate CAS Number
15307-81-0(K Salt); 15307-79-6(Na Salt)