Description

5-Chloro-3-Methyl-1-Phenyl-1H-Pyrazole-4-Carbonitrile is a versatile pyrazole-based heterocyclic building block with significant synthetic utility. This compound is valued for its role as a key intermediate in the development of advanced agrochemicals and pharmaceuticals, where its specific substitution pattern enables the construction of complex molecular architectures. It is primarily sought by R&D chemists and process development teams in the fine chemical, agrochemical, and pharmaceutical industries for synthesizing novel active ingredients and functional materials.

Application

• Agrochemical Intermediate: A critical precursor in the synthesis of novel herbicides, fungicides, and insecticides, leveraging the pyrazole core's bioactivity.
• Pharmaceutical Building Block: Used in medicinal chemistry research for the construction of potential drug candidates targeting various therapeutic areas.
• Material Science Research: Serves as a monomer or functional unit in the development of specialty polymers and advanced organic materials.
• Dye and Pigment Synthesis: Acts as an intermediate in the production of specialized colorants and functional dyes.
• Ligand and Catalyst Development: Utilized in organometallic chemistry to create novel ligands for catalytic systems.
• Custom Synthesis and Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for bespoke synthesis projects.

Basic Information

Product Name	5-Chloro-3-Methyl-1-Phenyl-1H-Pyrazole-4-Carbonitrile
CAS No.	51626-33-6
Molecular Formula	C11H8ClN3
Molecular Weight	217.66 g/mol
Synonyms	5-Chloro-3-methyl-1-phenyl-1H-pyrazole-4-carbonitrile; 1H-Pyrazole-4-carbonitrile, 5-chloro-3-methyl-1-phenyl-; 5-Chloro-3-methyl-1-phenylpyrazole-4-carbonitrile; 4-Cyano-5-chloro-3-methyl-1-phenylpyrazole; 51626-33-6; 5-Chloro-3-methyl-1-phenyl-4-cyanopyrazole
EINECS	Contact for details

Quality Control

Our production of 5-Chloro-3-Methyl-1-Phenyl-1H-Pyrazole-4-Carbonitrile adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for your synthetic processes. We employ advanced analytical techniques, including HPLC, GC, and NMR, for comprehensive purity and identity verification. A Certificate of Analysis (COA) detailing all relevant specifications is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.