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4-Hydroxy antipyrine

Compound with spectra: 3 NMR, 3 FTIR, 1 Raman, 3 UV-Vis, and 5 MS (GC)

4-Hydroxy antipyrine
SpectraBase Compound ID 3L0KaRXQIyP
InChI InChI=1S/C11H12N2O2/c1-8-10(14)11(15)13(12(8)2)9-6-4-3-5-7-9/h3-7,14H,1-2H3
InChIKey SKVPTPMWXJSBTF-UHFFFAOYSA-N
Mol Weight 204.23 g/mol
Molecular Formula C11H12N2O2
Exact Mass 204.089878 g/mol

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MS (GC) Spectrum
Copyright Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved.
Source of Spectrum Chemical Concepts, A Wiley Division, Weinheim, Germany

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MS (GC) Spectrum
Copyright Copyright © 2023-2025 Wiley-VCH GmbH. All Rights Reserved.
Source of Spectrum H.H.Maurer, M.Meyer, K.Pfleger, A.A. Weber / University of Saarland, D-66424 Homburg Germany
Technique GC/MS

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MS (GC) Spectrum
Copyright Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Spectrum KO-4-156-2

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MS (GC) Spectrum
Copyright Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Spectrum JC-576-107-0

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MS (GC) Spectrum
Copyright Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Spectrum APC-322-353-9

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1H NMR Spectrum
Copyright Copyright © 2009-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Aldrich Chemical Company, Inc., Milwaukee, Wisconsin
Solvent CDCl3

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1H NMR Spectrum
Copyright Copyright © 2021-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Sigma-Aldrich Co. LLC.
Source of Spectrum Sigma-Aldrich Co. LLC.
Catalog Number 109428
Solvent CDCl3

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FTIR Spectrum
Copyright Copyright © 1980, 1981-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Aldrich Chemical Company, Inc., Milwaukee, Wisconsin
Technique KBr WAFER

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FTIR Spectrum
Copyright Copyright © 2018-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Aldrich
Source of Spectrum Sigma-Aldrich Co. LLC.
Catalog Number 109428
Technique Mull

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UV-Vis Spectrum
Copyright Copyright © 2008-2025 John Wiley & Sons, Inc. All Rights Reserved.
Solvent Methanol

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UV-Vis Spectrum
Copyright Copyright © 2008-2025 John Wiley & Sons, Inc. All Rights Reserved.
Solvent Methanol

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UV-Vis Spectrum
Copyright Copyright © 2008-2025 John Wiley & Sons, Inc. All Rights Reserved.
Solvent Methanol

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ATR-IR Spectrum
Copyright Copyright © 2018-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Aldrich
Catalog Number 109428

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13C NMR Spectrum
Copyright Copyright © 2021-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Sigma-Aldrich Co. LLC.
Source of Spectrum Sigma-Aldrich Co. LLC.
Catalog Number 109428
Solvent CDCl3

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Raman Spectrum
Copyright Copyright © 2017-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2017-2025 John Wiley & Sons, Inc. All Rights Reserved.
Catalog Number 109428
  • ANTIPYRINE, 4-HYDROXY-,
  • Phenazone-M (HO-) @
  • 2,3-Dimethyl-4-hydroxy-1-phenyl-3-pyrazoline-5-one
  • 1-HYDROXYPHENAZONE
  • NSC 174055
  • 4-Hydroxy-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one
  • Aminophenazone-M (deamino-HO-)
  • 4-Hydroxy-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one
[C-METHYL-(13)C]-4-HYDROXY-ANTIPYRINE;[C-METHYL-(13)C]-OHA
1-Phenyl-2,3-dimethyltetrahydropyrazole hydroiodide
Morazone-M/artifact-3
5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one, N-acetyl-
1,2-Dihydro-1-methoxymethyl-5-methyl-2-phenyl-3-pyrazolone
2-ethyl -3-methyl -1-(p-nitrophenyl)-3-pyrazolin-5-one
bis-Noraminophenazone
Phenazone-m (oh)
4-SULFOPHENYL)-1H-PYRAZOLE-3-CARBOXYLIC-ACID-DISODIUM-SALT;NH-KETO-TAUTOMER;PYT;PYRAZOLONE-T
5-Chloro-4-methoxy-2-phenyl-2H-pyridazin-3-one
CMVHCNSUWVAWLZ-UHFFFAOYSA-N
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