Description

4,4'-Dihydroxyantipyrine is a high-purity chemical intermediate of significant importance in advanced organic synthesis. Its value lies in its functionalized antipyrine structure, which serves as a versatile building block for creating more complex molecules. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical and fine chemical industries for developing novel compounds and active ingredients.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel pharmaceutical compounds and active pharmaceutical ingredients (APIs).
• Fine Chemical Synthesis: Used in the production of specialized dyes, pigments, and other high-value organic chemicals.
• Research & Development: Serves as a crucial reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Analytical Chemistry: Can be utilized as a standard or reference material in chromatographic and spectroscopic analysis.
• Biochemical Research: Investigated for potential applications in biochemical studies and enzyme inhibition research.

Basic Information

Product Name	4,4'-Dihydroxyantipyrine
CAS No.	72732-51-5
Molecular Formula	C11H12N2O3
Molecular Weight	220.23 g/mol
Synonyms	4,4'-Dihydroxy-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one; 1,5-Dihydro-1-phenyl-4,4-bis(hydroxy)-2,3-dimethyl-3H-pyrazol-3-one; 4,4'-Dihydroxy-1-phenyl-2,3-dimethyl-5-pyrazolone; 4,4'-Dihydroxy-1-phenyl-2,3-dimethyl-3-pyrazolin-5-one; 4,4'-Dihydroxyantipyrin; Bis(4-hydroxy-2,3-dimethyl-1-phenyl-3-pyrazolin-5-one)
EINECS	Contact for details

Quality Control

Our 4,4'-Dihydroxyantipyrine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for pharmaceutical and fine chemical intermediates. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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