Description

4-[(Hydroxyanilino)(Phenyl)Methyl]-5-Methyl-2-Phenyl-2,4-Dihydro-3H-Pyrazol-3-One is a specialized pyrazolone derivative of significant interest in advanced organic synthesis and pharmaceutical research. This compound serves as a versatile and valuable chemical intermediate for constructing complex molecular architectures. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for the development of new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of new pesticides, herbicides, or plant growth regulators due to its heterocyclic core structure.
• Fine Chemical Synthesis: Employed as a precursor for dyes, pigments, and other specialty chemicals requiring complex pyrazolone-based frameworks.
• Material Science: Investigated for the creation of organic ligands in coordination chemistry or as a monomer for advanced polymeric materials.
• Academic & Contract Research: Serves as a critical reagent in university laboratories and CROs (Contract Research Organizations) for methodological studies and discovery chemistry.

Basic Information

Product Name	4-[(Hydroxyanilino)(Phenyl)Methyl]-5-Methyl-2-Phenyl-2,4-Dihydro-3H-Pyrazol-3-One
CAS No.	339276-38-9
Molecular Formula	C24H23N3O2
Molecular Weight	385.46 g/mol
Synonyms	4-[(Hydroxyanilino)(phenyl)methyl]-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one; 5-Methyl-2-phenyl-4-[(phenylamino)(phenyl)methyl]-2,4-dihydro-3H-pyrazol-3-one; 3H-Pyrazol-3-one, 4-[(hydroxyanilino)(phenyl)methyl]-5-methyl-2-phenyl-2,4-dihydro-; Pyrazolone derivative CAS 339276-38-9; 4-(N-Hydroxy-N-phenylaminobenzhydryl)-5-methyl-2-phenyl-3-pyrazolone; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our production of 4-[(Hydroxyanilino)(Phenyl)Methyl]-5-Methyl-2-Phenyl-2,4-Dihydro-3H-Pyrazol-3-One adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for your synthetic workflows. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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