Description

4-Aminoantipyrine Hydrochloride is a versatile organic salt and a key derivative of antipyrine, widely recognized for its role as a critical reagent in analytical chemistry. Its primary commercial value lies in its use as a chromogenic agent for the enzymatic colorimetric determination of phenols and hydrogen peroxide, making it indispensable for water quality and environmental testing. This compound is essential for manufacturers and laboratories in the pharmaceutical, environmental monitoring, and diagnostic reagent industries.

Application

• Enzymatic Assay Reagent: Critical component in Trinder's reagent for the colorimetric determination of phenols, hydrogen peroxide, cholesterol, glucose, and triglycerides in clinical diagnostics and biochemical research.
• Environmental Analysis: Used in standard test methods (e.g., ISO, EPA) for quantifying phenolic compounds in industrial wastewater and environmental samples.
• Pharmaceutical Intermediate: Serves as a building block in the synthesis of more complex pharmaceutical compounds and dyes.
• Research & Development: Employed in academic and industrial R&D for developing new analytical methods and biosensors.
• Diagnostic Kits: Formulated into ready-to-use kits for clinical chemistry analyzers in hospitals and testing laboratories.
• Chemical Synthesis: Acts as a precursor or reagent in various organic synthesis pathways.

Basic Information

Product Name	4-Aminoantipyrine Hydrochloride
CAS No.	22198-72-7
Molecular Formula	C11H14N3O·HCl
Molecular Weight	243.71 g/mol
Synonyms	4-Aminophenazone Hydrochloride; 4-Aminoantipyrine HCl; 4-AAP-HCl; 1-Phenyl-2,3-dimethyl-4-aminopyrazolone-5 Hydrochloride; 4-Amino-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one Hydrochloride; Ampyrone Hydrochloride; Amino Antipyrine Hydrochloride
EINECS	244-831-4

Quality Control

Our 4-Aminoantipyrine Hydrochloride is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure high purity and consistency, meeting the rigorous demands of diagnostic and analytical applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solubility	Freely soluble in water, soluble in ethanol

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.