Description

4-(5-Chloro-2-Hydroxybenzoyl)Pyrazole is a high-purity organic intermediate characterized by its pyrazole core substituted with a chlorinated hydroxybenzoyl group. This compound matters as a critical building block for synthesizing advanced molecules in pharmaceutical and agrochemical research, offering precise reactivity for constructing complex heterocyclic systems. It is primarily needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and crop protection industries.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders and inflammatory diseases.
• Agrochemical Synthesis: Used in the research and development of new generation herbicides and fungicides, leveraging its halogenated aromatic structure.
• Chemical Research: Acts as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Material Science Precursor: Potential use in the development of organic ligands for catalytic systems or advanced polymeric materials.
• Dye & Pigment Intermediate: Can be utilized in the synthesis of specialized colorants and functional dyes due to its conjugated system.

Basic Information

Product Name	4-(5-Chloro-2-Hydroxybenzoyl)Pyrazole
CAS No.	68100-95-8
Molecular Formula	C10H7ClN2O2
Molecular Weight	222.63 g/mol
Synonyms	4-(5-Chloro-2-hydroxybenzoyl)-1H-pyrazole; 1H-Pyrazole, 4-(5-chloro-2-hydroxybenzoyl)-; 5-Chloro-2-hydroxybenzoylpyrazole; (5-Chloro-2-hydroxyphenyl)(1H-pyrazol-4-yl)methanone; 4-(5-Chloro-2-hydroxybenzoyl)-1H-pyrazole; 68100-95-8; 4-(5-Chloro-2-hydroxybenzoyl)pyrazole
EINECS	Contact for details

Quality Control

Our 4-(5-Chloro-2-Hydroxybenzoyl)Pyrazole is manufactured under strict quality management systems. Each 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, impurity profile, and physical characteristics. Our quality commitment supports compliance with cGMP and ISO standards for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, open flames, and incompatible materials. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%

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