Heterocyclic compound is a major class of organic chemical compounds characterized by some or all of the atoms in their molecules are joined in rings containing atleast one atom of an element other than carbon.

CAS Number
484-23-1
Alternate CAS Number
7327-87-9 (Sulfate)
CAS Number
116539-60-7
Alternate CAS Number
910138-96-4(HCl Salt)
CAS Number
949095-98-1
Alternate CAS Number
953028-76-7 (HCl salt) ; 949096-01-9 (HBr salt)
CAS Number
959392-22-4
Alternate CAS Number
2379325-42-3(oxalate Salt);2748376-86-3(HCl Salt)
CAS Number
959392-22-4
Alternate CAS Number
2748376-86-3 (HCl salt); 2379325-42-3(oxalate Salt)
CAS Number
27220-47-9
Alternate CAS Number
24169-02-6(Nitrate Salt)