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
51-55-8
Alternate CAS Number
5908-99-6 (Atropine Sulfate Monohydrate)
CAS Number
66722-44-9
Alternate CAS Number
104344-23-2(Fumarate Salt)
CAS Number
1798418-82-2
Alternate CAS Number
2470233-28-2 (Fumarate salt)
CAS Number
107814-37-9
Alternate CAS Number
1384955-66-1(HCl Salt)
CAS Number
40172-95-0
Alternate CAS Number
60548-09-6(HCl)