Description

5-(4-Chlorophenyl)-2,4-Dihydro-2-Phenyl-3H-Pyrazol-3-One is a high-purity pyrazolone derivative, a versatile heterocyclic building block prized for its structural complexity and functional utility in advanced chemical synthesis. This compound is essential for research and development chemists requiring a reliable, high-quality intermediate to construct novel molecular architectures. It is primarily targeted for use in the pharmaceutical, agrochemical, and specialty chemical industries, where it serves as a critical precursor for active ingredient development.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting anti-inflammatory, analgesic, or central nervous system pathways.
• Agrochemical Research: Used in the development of new pesticides, herbicides, and fungicides due to its bioactive pyrazolone core.
• Organic Synthesis Reagent: Serves as a versatile precursor for constructing complex heterocyclic compounds in academic and industrial research laboratories.
• Material Science Applications: Potential use in the development of advanced organic materials, dyes, or photoactive compounds.
• Chemical Reference Standard: Employed as a high-purity analytical standard for quality control and method development in analytical chemistry.

Basic Information

Product Name	5-(4-Chlorophenyl)-2,4-Dihydro-2-Phenyl-3H-Pyrazol-3-One
CAS No.	55828-84-7
Molecular Formula	C15H11ClN2O
Molecular Weight	270.71 g/mol
Synonyms	5-(4-Chlorophenyl)-2-phenyl-2,4-dihydro-3H-pyrazol-3-one; 3H-Pyrazol-3-one, 5-(4-chlorophenyl)-2,4-dihydro-2-phenyl-; 2-Phenyl-5-(p-chlorophenyl)-3-pyrazolone; 1-Phenyl-3-(p-chlorophenyl)-5-pyrazolone; 5-(p-Chlorophenyl)-2-phenyl-2,4-dihydro-3H-pyrazol-3-one; 55828-84-7; Pyrazolone derivative (4-chloro).
EINECS	Contact for details

Quality Control

Our 5-(4-Chlorophenyl)-2,4-Dihydro-2-Phenyl-3H-Pyrazol-3-One is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay and impurity profiles. Our quality commitment ensures the material is suitable for demanding applications in research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
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.