Description

1-Phenyl-1H-5-(5'-Chloro-2'-Hydroxyphenyl)Pyrazole is a specialized heterocyclic compound featuring a pyrazole core substituted with phenyl and chlorinated hydroxyphenyl groups. This unique molecular architecture makes it a valuable advanced pharmaceutical intermediate and a versatile building block for organic synthesis. It is primarily required by R&D chemists and manufacturers in the pharmaceutical, agrochemical, and material science industries for developing novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Serves as a core structure for developing new-generation herbicides, fungicides, or insecticides with specific modes of action.
• Ligand & Catalyst Development: Utilized in coordination chemistry to create complex ligands for catalytic systems or metal-organic frameworks (MOFs).
• Organic Electronic Materials: Potential building block for research into organic semiconductors, light-emitting diodes (OLEDs), or photovoltaic materials due to its conjugated system.
• Dye & Pigment Synthesis: Intermediate for producing specialized dyes and pigments where the hydroxyphenyl and chloro groups influence color and fastness properties.
• Academic & Contract Research: Essential reference standard and starting material for university laboratories and CROs (Contract Research Organizations) conducting synthetic chemistry projects.

Basic Information

Item	Detail
Product Name	1-Phenyl-1H-5-(5'-Chloro-2'-Hydroxyphenyl)Pyrazole
CAS No.	36124-03-5
Molecular Formula	C15H11ClN2O
Molecular Weight	270.71 g/mol
Synonyms	5-(5-Chloro-2-hydroxyphenyl)-1-phenyl-1H-pyrazole; 1-Phenyl-5-(5-chloro-2-hydroxyphenyl)pyrazole; 1-Phenyl-5-(5-chloro-2-hydroxyphenyl)-1H-pyrazole; 36124-03-5; 5-(5'-Chloro-2'-hydroxyphenyl)-1-phenylpyrazole; 1-Phenyl-5-(5-chloro-2-hydroxy-phenyl)pyrazole; (5-Chloro-2-hydroxyphenyl)(1-phenyl-1H-pyrazol-5-yl)methanone derivative
EINECS	Contact for details

Quality Control

Our production of 1-Phenyl-1H-5-(5'-Chloro-2'-Hydroxyphenyl)Pyrazole adheres to stringent in-process controls and final batch analysis. Quality is verified through modern analytical techniques including HPLC, GC, and NMR to ensure high purity and batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). The compound may be light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
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.