TLC Standards
      
Products List (Parent drug: ANTIPYRINE)
Metamizole EP Impurity C-d3 HCl (4-Methylamino Antipyrine-d3 HCl)
CAS No. 1246820-06-3 (free base)
C12H12N3OD3. HCl M.W. 220.29 36.46
M-5312
Metamizole EP Impurity C-d3 HCl (4-Methylamino Antipyrine-d3 HCl)
4-Formylamino Antipyrine
C12H13N3O2 M.W. 231.26
A-973
4-Formylamino Antipyrine
Aminoantipyrine
C11H13N3O M.W. 203.25
A-974
Aminoantipyrine
4-Sulfate Aminoantipyrine
CAS No. 1759-26-8
C11H13N3O4S M.W. 283.31
A-975
4-Sulfate Aminoantipyrine
Dimethylaminoantipyrine
C13H17N3O M.W. 231.30
A-977
Dimethylaminoantipyrine
Antipyrine Impurity 2 (Metamizole Impurity 3)
CAS No. 83-15-8
C13H15N3O2 M.W. 245.28
A-979
Antipyrine Impurity 2 (Metamizole Impurity 3)
4-Propyl Aminoantipyrine HCl
CAS No. 101116-41-0 (free base)
C14H19N3O. HCl M.W. 245.33 36.46
A-9710
4-Propyl Aminoantipyrine HCl
4-Formyl Methylamino Antipyrine (FMAA)
CAS No. 1672-59-9
C13H15N3O2 M.W. 245.28
A-9711
4-Formyl Methylamino Antipyrine (FMAA)
4-Methylamino Antipyridine N-Oxide
C12H15N3O2 M.W. 233.27
A-9712
4-Methylamino Antipyridine N-Oxide
Nitroso Antipyrine
CAS No. 885-11-0
C11H11N3O2 M.W. 217.23
A-9713
Nitroso Antipyrine
Antipyrine Impurity 1
CAS No. 79917-37-6
C5H4N2O M.W. 108.10
A-9714
Antipyrine Impurity 1