Description

4-Chloro-1-Methyl-1H-Pyrazole-3-Carboxylic Acid is a versatile pyrazole-based carboxylic acid derivative that serves as a critical building block in advanced organic synthesis. Its value lies in its functionalized heterocyclic structure, which provides a reactive scaffold for constructing complex molecules with tailored properties. This intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, where it is used to develop new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in medicinal chemistry research.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides, leveraging its heterocyclic core.
• Ligand and Catalyst Preparation: Serves as a precursor for synthesizing specialized ligands used in coordination chemistry and catalytic processes.
• Material Science Research: Employed in the creation of functional organic materials and polymers with specific electronic or structural properties.
• Custom Synthesis and R&D: A valuable starting material for contract research organizations (CROs) and fine chemical companies engaged in custom synthesis projects.

Basic Information

Product Name	4-Chloro-1-Methyl-1H-Pyrazole-3-Carboxylic Acid
CAS No.	84547-85-3
Molecular Formula	C5H5ClN2O2
Molecular Weight	160.56 g/mol
Synonyms	4-Chloro-1-methyl-1H-pyrazole-3-carboxylic acid; 1-Methyl-4-chloro-1H-pyrazole-3-carboxylic acid; 4-Chloro-1-methylpyrazole-3-carboxylic acid; 3-Carboxy-4-chloro-1-methylpyrazole; 84547-85-3; 4-Chloro-1-methyl-1H-pyrazole-3-carboxylic acid; 1-Methyl-4-chloro-1H-pyrazole-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our production of 4-Chloro-1-Methyl-1H-Pyrazole-3-Carboxylic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) are provided with each shipment, detailing all relevant specifications. We are committed to meeting the exacting standards required for GMP-oriented synthesis and research applications.

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). Keep away from incompatible materials such as strong bases and oxidizing agents. For long-term storage, consider conditions under an inert atmosphere to maintain product integrity.

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%
Heavy Metals	≤ 20 ppm

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