Description

3-(2,4-Dichloro-5-Fluorophenyl)-1-Phenyl-1H-Pyrazole-5-Carboxylic Acid CAS NO 618382-91-5 is a high-purity, multi-functional pyrazole carboxylic acid derivative serving as a critical synthetic intermediate. Its value lies in its unique halogenated aromatic structure, which provides a versatile chemical scaffold for constructing complex molecules with targeted biological activity. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, particularly for synthesizing novel active ingredients.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel drug candidates, especially in the development of kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Synthesis: Used in the research and production of advanced fungicides and herbicides, leveraging its halogenated phenylpyrazole core.
• Chemical Research & Development: Serves as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and lead optimization.
• Material Science Precursor: Potential use in the synthesis of specialized ligands for catalysts or functional materials.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs for the production of bespoke compounds for client-specific projects.

Basic Information

Product Name	3-(2,4-Dichloro-5-Fluorophenyl)-1-Phenyl-1H-Pyrazole-5-Carboxylic Acid
CAS No.	618382-91-5
Molecular Formula	C16H9Cl2FN2O2
Molecular Weight	351.16 g/mol
Synonyms	1-Phenyl-3-(2,4-dichloro-5-fluorophenyl)-1H-pyrazole-5-carboxylic acid; 3-(2,4-Dichloro-5-fluorophenyl)-1-phenyl-1H-pyrazole-5-carboxylic acid; 1H-Pyrazole-5-carboxylic acid, 3-(2,4-dichloro-5-fluorophenyl)-1-phenyl-; 618382-91-5; 3-(2,4-Dichloro-5-fluorophenyl)-1-phenylpyrazole-5-carboxylic acid; 5-Carboxy-3-(2,4-dichloro-5-fluorophenyl)-1-phenylpyrazole
EINECS	Contact for details

Quality Control

Our production of 3-(2,4-Dichloro-5-Fluorophenyl)-1-Phenyl-1H-Pyrazole-5-Carboxylic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with each shipment to support your quality assurance and regulatory needs.

Storage

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

Specification

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

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