Isopyrin
Compound with spectra: 3 MS (GC), and 24 MS (LC)
| SpectraBase Compound ID | HBtD5MENWtV |
|---|---|
| InChI | InChI=1S/C14H19N3O/c1-10(2)15-13-11(3)16(4)17(14(13)18)12-8-6-5-7-9-12/h5-10,15H,1-4H3 |
| InChIKey | XOZLRRYPUKAKMU-UHFFFAOYSA-N |
| Mol Weight | 245.33 g/mol |
| Molecular Formula | C14H19N3O |
| Exact Mass | 245.152812 g/mol |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Source of Spectrum | Chemical Concepts, A Wiley Division, Weinheim, Germany |
| 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 |
| Copyright | Copyright © 2024-2025 DigiLab GmbH and Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Source of Spectrum | DigiLab GmbH (C) 2024 |
| Technique | GC/MS |
| Copyright | Copyright © 2018-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Source of Spectrum | Maurer/Meyer/Helfer/Weber c/o Saarland University Homburg/Saar |
| Technique | HCD |
| Copyright | Copyright © 2018-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Source of Spectrum | Maurer/Meyer/Helfer/Weber c/o Saarland University Homburg/Saar |
| Technique | HCD |
| Copyright | Copyright © 2018-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Source of Spectrum | Maurer/Wissenbach/Weber, Saarland University |
| Technique | ITMS |
| Copyright | Copyright © 2018-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Source of Spectrum | Maurer/Wissenbach/Weber, Saarland University |
| Technique | ITMS |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
| Copyright | Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved. |
|---|---|
| Source of Spectrum | Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria |
| Technique | Q-TOF |
- Ramifenazone
- Isopyrin MS2
- Ramifenazone MS2
- Isopyrin ##
- Ramifenazone ##
- Isopyrin @
- 1,5-Dimethyl-2-phenyl-4-(propan-2-ylamino)pyrazol-3-one
- Isopirina
Metamizol-M/artifact (-SO3H) ME MS2
2,3-Dimethyl-5-oxo-1-phenyl-3-pyrazolin-4-yl isothiocyanate
[(2,3-dimethyl-5-oxo-1-phenyl-3-pyrazolin-4-yl)methyl]trimethylammonium iodide
1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazole-4-carboxamide
antipyric acid
Propyphenazone-M (HO-phenyl-)
1-Phenyl-3-methyl-4-(2-chlorophenylazo)-5-pyrazolone
5-(4-aminophenyl)-1-methyl-2-phenyl-3-pyrazolin-3-one
2-(4-Aminophenyl)-1-methyl-5-phenyl-3-pyrazolin-3-one
4-(4-Methoxybenzylidene)-2-methyl-1-phenyl-3,5-dioxopyrazolidine
This compound is available in the following databases:
Wiley Registry of Tandem Mass Spectral Data: MS for ID
Author: Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria
The Wiley Registry® of Tandem Mass Spectral Data: MS for ID contains 10,000 positive and negative mode spectra of over 1200 compounds of interest for forensics, toxicology, and pathology. Learn more.
Mass Spectra of Designer Drugs 2025
Author: Peter Rösner
This library enables fast and reliable identification of the latest illegal designer drugs. It is updated annually Learn more.
KnowItAll GC-MS Library
Author: Wiley
The KnowItAll Mass Spectral Library offers a comprehensive collection of mass spectra, including the renowned Wiley Registry, and access to a wide range of compounds including pure organics, drugs, steroids, additives, geochemicals, petrochemicals, biomarkers, and more. Learn more.
KnowItAll LC-MS Library
Author: Wiley
Wiley's KnowItAll LC-MS Library offers access to an impressive collection of high-quality mass spectra designed to accelerate spectral identification. Learn more.