antipyrine and its Impurities

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.

Displaying 15 results for antipyrine Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 28 05000

Antipyrine

Antipyrine

  • Catalogue No.:PA 28 05000

  • CAS :

    60-80-0

  • Molecular Formula : C11H12N2O

  • Molecular Weight : 188.23

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Drug Reference Standards & Impurity Synthesis in India
PA 28 05510

4-Methylamino Antipyrine

4-Methylamino Antipyrine

Drug Reference Standards & Impurity Synthesis in India

  • Catalogue No.:PA 28 05510

  • CAS :

    519-98-2

  • Molecular Formula : C12H15N3O

  • Molecular Weight : 217.27

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Drug Reference Standards & Impurity Synthesis in India
PA STI 008110

Antipyrine-d3

Antipyrine-d3

  • Catalogue No.:PA STI 008110

  • CAS :

    65566-62-3

  • Molecular Formula : C11H9D3N2O

  • Molecular Weight : 191.24

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Drug Reference Standards & Impurity Synthesis in India
PA STI 060190

4-Methylamino-d3 Antipyrine

4-Methylamino-d3 Antipyrine

  • Catalogue No.:PA STI 060190

  • CAS :

    1246820-06-3

  • Molecular Formula : C12H12D3N3O

  • Molecular Weight : 220.29

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Drug Reference Standards & Impurity Synthesis in India
PA STI 067950

Nitrosoantipyrine

Nitrosoantipyrine

  • Catalogue No.:PA STI 067950

  • CAS :

    885-11-0

  • Molecular Formula : C11H11N3O2

  • Molecular Weight : 217.22

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Drug Reference Standards & Impurity Synthesis in India
PA USP1040016

Antipyrine Related Compound A (3-methyl-1-phenyl-1H-pyrazol-5(4H)-one) (1040016)

Antipyrine Related Compound A (3-methyl-1-phenyl-1H-pyrazol-5(4H)-one) (1040016)

  • Catalogue No.:PA USP1040016

  • CAS :

    89-25-8

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA USP1040005

Antipyrine (1040005)

Antipyrine (1040005)

  • Catalogue No.:PA USP1040005

  • CAS :

    60-80-0

  • Molecular Formula : NA

  • Molecular Weight : NA

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Drug Reference Standards & Impurity Synthesis in India
PA 28 0051000

Antipyrine-4-peroxide

Antipyrine-4-peroxide

  • Catalogue No.:PA 28 0051000

  • CAS :

    69124-27-2

  • Molecular Formula : C11H12N2O3

  • Molecular Weight : 220.23

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Drug Reference Standards & Impurity Synthesis in India
PA 28 0051001

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

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

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Drug Reference Standards & Impurity Synthesis in India
PA 28 0051003

4-Benzylidene amino antipyrene

4-Benzylidene amino antipyrene

  • Catalogue No.:PA 28 0051003

  • CAS :

    83-17-0

  • Molecular Formula : C18H17N3O

  • Molecular Weight : 291.35

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Drug Reference Standards & Impurity Synthesis in India
PA 28 0051004

Sulfamethylphenazole

Sulfamethylphenazole

  • Catalogue No.:PA 28 0051004

  • CAS :

    852-19-7

  • Molecular Formula : C16H16N4O2S

  • Molecular Weight : 328.39

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Drug Reference Standards & Impurity Synthesis in India
PA 28 0051005

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

(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

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Drug Reference Standards & Impurity Synthesis in India
PA 28 0051006

4-Formyl Methylamino Antipyrine

4-Formyl Methylamino Antipyrine

  • Catalogue No.:PA 28 0051006

  • CAS :

    1672-59-9

  • Molecular Formula : C13H15N3O2

  • Molecular Weight : 245.28

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Drug Reference Standards & Impurity Synthesis in India
PAI 28 005001

((1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)(methyl)amino)methyl acetate

((1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)(methyl)amino)methyl acetate

  • Catalogue No.:PAI 28 005001

  • CAS :

    NA

  • Molecular Formula : C15H19N3O3

  • Molecular Weight : 289.34

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Drug Reference Standards & Impurity Synthesis in India
PAI 28 005002

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

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

  • Catalogue No.:PAI 28 005002

  • CAS :

    NA

  • Molecular Formula : C15H21N3O2

  • Molecular Weight : 275.35

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