Pharmaceutical Reference Standards / Impurity Standards

((1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)azanediyl)dimethanesulfonic acid
((1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)azanediyl)dimethanesulfonic acid
  • 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:Custom Synthesis
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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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Isotope Labelled Compounds

Metamizole-D3 (sodium salt)
Metamizole-D3 (sodium salt)
  • CAT. No.M330018
  • CAS. No.NA
  • Mol. F.C13H13D3N3NaO4S
  • Mol. W.336.36 g/mol
  • Stock Status:Please Enquire
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