Antipyrine-Impurities | Pharmaffiliates

antipyrine

A metabolite of Metamizol or dipyrone.antipyrine is an in house impurity of Acedoben. Reference standards of Antipyrine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

PA 28 05510

4-Methylamino Antipyrine


  • Catalogue No.:PA 28 05510

  • CAS :

    519-98-2

  • Molecular Formula : C12H15N3O

  • Molecular Weight : 217.27

PA STI 060190

4-Methylamino-d3 Antipyrine


  • Catalogue No.:PA STI 060190

  • CAS :

    1246820-06-3

  • Molecular Formula : C12H12D3N3O

  • Molecular Weight : 220.29

PA 28 0051000

Antipyrine-4-peroxide


  • Catalogue No.:PA 28 0051000

  • CAS :

    69124-27-2

  • Molecular Formula : C11H12N2O3

  • Molecular Weight : 220.23

PA 28 0051001

4-((Hydroxymethyl)(methyl)amino)-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one


  • Catalogue No.:PA 28 0051001

  • CAS :

    62902-13-0

  • Molecular Formula : C13H17N3O2

  • Molecular Weight : 247.3

PA 28 0051003

4-Benzylidene amino antipyrene


  • Catalogue No.:PA 28 0051003

  • CAS :

    83-17-0

  • Molecular Formula : C18H17N3O

  • Molecular Weight : 291.35

PA 28 0051004

Sulfamethylphenazole


  • Catalogue No.:PA 28 0051004

  • CAS :

    852-19-7

  • Molecular Formula : C16H16N4O2S

  • Molecular Weight : 328.39

PA 28 0051005

(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)sulfamic acid


  • Catalogue No.:PA 28 0051005

  • CAS :

    1759-26-8

  • Molecular Formula : C11H13N3O4S

  • Molecular Weight : 283.3