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

CAS Number
117-96-4
Alternate CAS Number
737-31-5(sodium salt);131-49-7(meglumine salt);50978-11-5(Dihydrate)
CAS Number
54-96-6
Alternate CAS Number
446254-47-3 (phosphate salt)
CAS Number
76599-74-1
Alternate CAS Number
1207-29-0(HCl Salt)
CAS Number
2609-46-3
Alternate CAS Number
17440-83-4(Dihydrate HCl - Salt);2016-88-8(HCl salt)
CAS Number
72-69-5
Alternate CAS Number
894-71-3 (Nortriptyline Hydrochloride)
CAS Number
50-48-6
Alternate CAS Number
549-18-8(HCl Salt)
CAS Number
2227589-22-0
Alternate CAS Number
2408380-71-0 (Potassium salt)
CAS Number
503614-92-4(base)
Alternate CAS Number
1926236-73-8(sodium Salt)
CAS Number
171338-33-3
Alternate CAS Number
874460-46-5(HCl Salt)