Description

1-(Chloromethyl)-4-Methyl-1H-Pyrazole is a versatile heterocyclic building block featuring a reactive chloromethyl group. This compound is of significant commercial importance as a key intermediate in the synthesis of more complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought after by research institutions and industrial manufacturers for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for compounds targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and fungicides, leveraging its pyrazole core structure.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands used in metal-catalyzed reactions and coordination chemistry.
• Material Science Research: Employed in the synthesis of advanced polymers, dyes, and other functional organic materials.
• Chemical Biology Probes: Useful for modifying biomolecules or creating tool compounds for biochemical and cellular studies.
• Custom Synthesis & Contract Manufacturing: A fundamental building block for custom synthesis projects and scale-up production in fine chemical manufacturing.

Basic Information

Product Name	1-(Chloromethyl)-4-Methyl-1H-Pyrazole
CAS No.	757152-30-0
Molecular Formula	C5H7ClN2
Molecular Weight	130.57 g/mol
Synonyms	4-Methyl-1-(chloromethyl)-1H-pyrazole; 1H-Pyrazole, 1-(chloromethyl)-4-methyl-; 1-(Chloromethyl)-4-methylpyrazole; 4-Methyl-1-pyrazolechloromethane; 1-Chloromethyl-4-methylpyrazole; 1-(Chloromethyl)-4-methyl-1H-pyrazole
EINECS	Contact for details

Quality Control

Our 1-(Chloromethyl)-4-Methyl-1H-Pyrazole is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets high-grade specifications for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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