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

CAS Number
120202-69-9
Alternate CAS Number
120202-71-3(Salt)
CAS Number
141109-19-5
Alternate CAS Number
402746-54-7(Sulphate Salt)
CAS Number
14007-64-8
Alternate CAS Number
NA
CAS Number
90-27-7
Alternate CAS Number
NA
CAS Number
18109-80-3(free base)
Alternate CAS Number
18109-81-4(Citrate salt)