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Merck
CN

76561

4-Hydroxyantipyrine

analytical standard

Synonym(s):

4-Hydroxy-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one, NSC 174055

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About This Item

Empirical Formula (Hill Notation):
C11H12N2O2
CAS Number:
Molecular Weight:
204.23
UNSPSC Code:
41116107
PubChem Substance ID:
MDL number:
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grade

analytical standard

Quality Level

assay

≥98.5% (HPLC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

impurities

≤10% water

mp

184-186 °C (lit.)

application(s)

forensics and toxicology
pharmaceutical (small molecule)

format

neat

SMILES string

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

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

InChI key

SKVPTPMWXJSBTF-UHFFFAOYSA-N

Application

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


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pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



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Global Trade Item Number

SKUGTIN
76561-100MG04061832923420