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4-Formylaminoantipyrine

VETRANAL®, analytical standard

Synonym(s):

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

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About This Item

Empirical Formula (Hill Notation):
C12H13N3O2
CAS Number:
Molecular Weight:
231.25
Beilstein:
217665
EC Number:
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

grade

analytical standard

Quality Level

product line

VETRANAL®

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

application(s)

pharmaceutical

format

neat

SMILES string

CN1N(C(=O)C(NC=O)=C1C)c2ccccc2

InChI

1S/C12H13N3O2/c1-9-11(13-8-16)12(17)15(14(9)2)10-6-4-3-5-7-10/h3-8H,1-2H3,(H,13,16)

InChI key

WSJBSKRPKADYRQ-UHFFFAOYSA-N

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General description

4-Formylaminoantipyrines are grouped under the class of biodegradable organic micropollutants (OMPs).

Application

4-Formylaminoantipyrine may be used as an analytical reference standard for the determination of the analyte in:
  • Aqueous samples by ultra-high performance liquid chromatography-high resolution mass spectrometry (UHPLC-HRMS).
  • Groundwater, surface water and wastewater samples by online mixed-bed multilayer solid-phase extraction (SPE) and HPLC combined with tandem mass spectrometry (MS/MS).

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Legal Information

VETRANAL is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Precautionary Statements

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 3


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K Matsuyama et al.
Journal of pharmacobio-dynamics, 6(11), 821-828 (1983-11-01)
The effect of phenobarbital (PB) and 3-methylcholanthrene (3-MC) on the metabolic behavior of aminopyrine (AM) was studied using an isolated hepatocyte system prepared from male Wistar rats. The formation of 4-formylaminoantipyrine (FAA) was increased after pretreatment with PB, but not
Integrating organic micropollutant removal into tertiary filtration: Combining PAC adsorption with advanced phosphorus removal.
Altmann J, et al.
Water Research, 84, 58-65 (2015)
Multiresidue analytical method for the simultaneous determination of 72 micropollutants in aqueous samples with ultra high performance liquid chromatography-high resolution mass spectrometry.
Wode F, et al.
Journal of Chromatography A, 1270, 118-126 (2012)
C Herdeg et al.
Liver, 22(6), 507-513 (2002-11-26)
We report about a 66-year-old-male patient who was hospitalized with generalized exanthema and increase of liver enzymes after intake of metamizole because of flue-like symptoms. Despite initial high dose steroids, disease activity persisted, and therefore liver biopsy was performed. Histology
N Sistovaris et al.
Journal of chromatography, 274, 289-298 (1983-05-13)
Thin-layer chromatographic (TLC) methods were developed for pharmacokinetic studies of major metamizole metabolites in serum and urine. These methods proved practicable, selective, accurate and sensitive with detection limits as follows: 4-methylaminoantipyrine 0.6 micrograms/ml serum and 2.0 micrograms/ml urine; 4-aminoantipyrine 0.16

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