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4-Aminoantipyrine (4-APP)

crystalline powder

For further processing only.

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Order information
4-Aminoantipyrine (4-APP) material number and pack size:
Material Number Pack Size
10073474103 custom fill
Will be supplied as "4-Aminoantipyrine". Unit of measure is "kg".
Substrate for peroxidase
Use 4-Aminoantipyrine in a variety of diagnostic tests that use the Trinder reaction for the colorimetric determination of analytes, such as for the determination of cholesterol, glucose, creatinine or uric acid.
Formula: C11H13N3O
Molecular weight: 203.25 D
Appearance: Yellow to redish brown, crystalline powder
Solubility: Clear, colorless solution in water (c=0.1%, w/v)
Melting range: +106 to +109°C
A 370 (c=0.1%, w/v): ≤0.04
UV-spectrum (c=0.002%, w/v): Corresponds to reference
Maximum: 242-246 nm
Minimum: 217-219 nm
Shoulder: 274 nm
Heavy metals (as Pb): ≤5 ppm ≙ 0.0005%
IR-spectrum: Corresponds to reference
4-Aminoantipyrine (HClO4-titration, based on undried substance): ≥98.0%
Purity (HPLC): ≥99.0 area%
Stability: At +15 to +40°C within specification range for 36 months. Store dry in tightly closed containers.