33528
4-Aminoantipyrine
puriss. p.a., reag. Ph. Eur., ≥99%
Synonym(s):
4-Amino-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one, Ampyrone
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About This Item
Empirical Formula (Hill Notation):
C11H13N3O
CAS Number:
Molecular Weight:
203.24
Beilstein:
181635
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.21
Recommended Products
Agency
USP/NF
reag. Ph. Eur.
Quality Level
grade
puriss. p.a.
Assay
≥99%
ign. residue
≤0.1%
loss
≤0.5% loss on drying
mp
105-110 °C (lit.)
107-109 °C
SMILES string
CN1N(c2ccccc2)C(=O)C(N)=C1C
InChI
1S/C11H13N3O/c1-8-10(12)11(15)14(13(8)2)9-6-4-3-5-7-9/h3-7H,12H2,1-2H3
InChI key
RLFWWDJHLFCNIJ-UHFFFAOYSA-N
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General description
4-Aminoantipyrine forms heterocyclic Schiff bases, by reaction with various aldehydes and oximes. These Schiff bases form stable complexes with transition metals.
Application
- Phenol impurity and wastewater analysis: Research demonstrated the application of 4-Aminoantipyrine in spectrophotometric determination of phenol impurities in phenoxyethanol and for assessing phenol index in drinking water and municipal wastewater, utilizing salting-out assisted liquid phase microextraction (Roustaei et al., 2024).
- Advanced sensor development for tea polyphenols: Utilization of 4-Aminoantipyrine in developing a novel hybrid sensor array, integrated with polyphenol oxidase and its nanozymes, aided by machine learning to identify tea polyphenols and Chinese teas, showcasing its role in innovative sensor technology (Yang et al., 2024).
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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