Pharmaceutical Reference Standards / Impurity Standards

Metamizole Sodium Monohydrate
Metamizole Sodium Monohydrate
  • CAT. No.M330000
  • CAS. No.5907-38-0
  • Mol. F.C13H17N3O4S.Na.H2O
  • Mol. W.352.36 g/mol
  • Stock Status:Instock
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Dipyrone Sodium Salt
Dipyrone Sodium Salt
  • CAT. No.M330000A
  • CAS. No.68-89-3
  • Mol. F.C13H16N3O4S.Na
  • Mol. W.333.34 g/mol
  • Stock Status:Instock
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4-Acetamido Antipyrine
4-Acetamido Antipyrine
  • CAT. No.M330001
  • CAS. No.83-15-8
  • Mol. F.C13H15N3O2
  • Mol. W.245.28 g/mol
  • Stock Status:Custom Synthesis
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Metamizole EP Impurity A
Metamizole EP Impurity A
  • CAT. No.M330002
  • CAS. No.1672-58-8
  • Mol. F.C12H13N3O2
  • Mol. W.231.25 g/mol
  • Stock Status:Instock
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Metamizole Ep Impurity B
Metamizole Ep Impurity B
  • CAT. No.M330003
  • CAS. No.83-07-8
  • Mol. F.C11H13N3O
  • Mol. W.203.25 g/mol
  • Stock Status:Instock
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Metamizole EP Impurity C Hydrochloride
Metamizole EP Impurity C Hydrochloride
  • CAT. No.M330004
  • CAS. No.856307-27-2
  • Mol. F.C12H15N3O.HCl
  • Mol. W.253.73 g/mol
  • Stock Status:Instock
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Metamizole EP Impurity D
Metamizole EP Impurity D
  • CAT. No.M330005
  • CAS. No.58-15-1
  • Mol. F.C13H17N3O
  • Mol. W.231.29 g/mol
  • Stock Status:Instock
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Metamizole EP Impurity E
Metamizole EP Impurity E
  • CAT. No.M330007
  • CAS. No.117-38-4
  • Mol. F.C12H15N3O4S
  • Mol. W.297.33 g/mol
  • Stock Status:Instock
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Metamizole impurity E Sodium Salt
Metamizole impurity E Sodium Salt
  • CAT. No.M330007A
  • CAS. No.129-89-5
  • Mol. F.C12H15N3O4S.Na
  • Mol. W.320.32 g/mol
  • Stock Status:Instock
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Metamizole EP Impurity E Dihydrate
Metamizole EP Impurity E Dihydrate
  • CAT. No.M330007B
  • CAS. No.NA
  • Mol. F.C12H15N3O4S.2H2O
  • Mol. W.300.93 g/mol
  • Stock Status:Instock
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Metamizole Impurity 1
Metamizole Impurity 1
  • CAT. No.M330008
  • CAS. No.106236-80-0
  • Mol. F.C11H11N3O2
  • Mol. W.217.22 g/mol
  • Stock Status:Custom Synthesis
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Methazolamide Impurity C
Methazolamide Impurity C
  • CAT. No.M330014
  • CAS. No.NA
  • Mol. F.C5H7N3OS
  • Mol. W.157.19 g/mol
  • Stock Status:Instock
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Methazolamide Impurity D
Methazolamide Impurity D
  • CAT. No.M330015
  • CAS. No.38583-51-6
  • Mol. F.C5H7N3OS2
  • Mol. W.189.26 g/mol
  • Stock Status:Instock
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Metamizole Impurity 5
Metamizole Impurity 5
  • CAT. No.M330020
  • CAS. No.NA
  • Mol. F.C13H15N3O
  • Mol. W.229.28 g/mol
  • Stock Status:Custom Synthesis
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Metamizole Impurity 15
Metamizole Impurity 15
  • CAT. No.M330022
  • CAS. No.NA
  • Mol. F.C13H17N3O7S2
  • Mol. W.391.42 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Metamizole EP Impurity C
N-Nitroso Metamizole EP Impurity C
  • CAT. No.M330023
  • CAS. No.73829-38-6
  • Mol. F.C12H14N4O2
  • Mol. W.246.27 g/mol
  • Stock Status:Instock
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N-Nitroso Metamizole EP Impurity E
N-Nitroso Metamizole EP Impurity E
  • CAT. No.M330024
  • CAS. No.NA
  • Mol. F.C12H14N4O5S
  • Mol. W.326.33 g/mol
  • Stock Status:Custom Synthesis
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Metamizole EP Impurity C
Metamizole EP Impurity C
  • CAT. No.M330025
  • CAS. No.519-98-2
  • Mol. F.C12H15N3O
  • Mol. W.217.27 g/mol
  • Stock Status:Instock
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Metamizole Impurity 9
Metamizole Impurity 9
  • CAT. No.M330026
  • CAS. No.NA
  • Mol. F.C13H17N3O7S2
  • Mol. W.391.40 g/mol
  • Stock Status:Custom Synthesis
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Metamizole Impurity 12
Metamizole Impurity 12
  • CAT. No.M330027
  • CAS. No.NA
  • Mol. F.C12H11N3O2
  • Mol. W.229.23 g/mol
  • Stock Status:Custom Synthesis
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Magnesium Dipyrone
Magnesium Dipyrone
  • CAT. No.M330028
  • CAS. No.63372-86-1
  • Mol. F.C26H32MgN6O8S2
  • Mol. W.645.01 g/mol
  • Stock Status:Custom Synthesis
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Metamizole magnesium
Metamizole magnesium
  • CAT. No.M330029
  • CAS. No.6150-97-6
  • Mol. F.C13H17N3O4S.1/2Mg
  • Mol. W.647.02 g/mol
  • Stock Status:Custom Synthesis
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Metamizole Impurity 14
Metamizole Impurity 14
  • CAT. No.M330030
  • CAS. No.810-16-2
  • Mol. F.C25H30N6O2
  • Mol. W.446.55 g/mol
  • Stock Status:Custom Synthesis
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N-Nitroso Metamizole EP Impurity E Sodium
N-Nitroso Metamizole EP Impurity E Sodium
  • CAT. No.M330031
  • CAS. No.NA
  • Mol. F.C12H13N4O5S.Na
  • Mol. W.348.31 g/mol
  • Stock Status:Custom Synthesis
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Isotope Labelled Compounds

4-MethylaMinoantipyrine-D3 Hydrogen Sulfate
4-MethylaMinoantipyrine-D3 Hydrogen Sulfate
  • CAT. No.M330011
  • CAS. No.NA
  • Mol. F.C12H12D3N3O.H2SO4
  • Mol. W.318.37 g/mol
  • Stock Status:Custom Synthesis
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Metamizole-D3 sodium salt
Metamizole-D3 sodium salt
  • CAT. No.M330018
  • CAS. No.NA
  • Mol. F.C13H13D3N3O4S.Na
  • Mol. W.313.37 g/mol
  • Stock Status:Custom Synthesis
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