Description

2-Chloro-5-Methylbenzoic Acid is a versatile chlorinated benzoic acid derivative that serves as a key synthetic intermediate in advanced organic chemistry. Its value lies in the strategic positioning of its chloro and methyl substituents, which enable precise functionalization for building complex molecular architectures. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a substituted benzoic acid scaffold.
• Agrochemical Synthesis: Used in the research and production of herbicides, fungicides, and other crop protection agents where its chlorinated aromatic structure provides biological activity.
• Ligand and Catalyst Preparation: Serves as a precursor for synthesizing specialized ligands used in metal-catalyzed coupling reactions and other catalytic processes.
• Material Science Research: Employed in the development of liquid crystals, polymers, and organic electronic materials due to its ability to modify electronic and steric properties.
• Fine Chemical Production: Acts as a starting material for the manufacture of dyes, pigments, and other performance chemicals.

Basic Information

Product Name	2-Chloro-5-Methylbenzoic Acid
CAS No.	6342-60-5
Molecular Formula	C8H7ClO2
Molecular Weight	170.59 g/mol
Synonyms	5-Methyl-2-chlorobenzoic Acid; 2-Chloro-5-methylbenzoic acid; 2-Chloro-p-toluic acid; Benzoic acid, 2-chloro-5-methyl-; 2-Chloro-5-methyl-benzoic acid; 2-Chloro-5-methylbenzoesäure (German); ácido 2-cloro-5-metilbenzoico (Spanish)
EINECS	228-748-3

Quality Control

Our 2-Chloro-5-Methylbenzoic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, documenting all critical parameters. Our production adheres to cGMP principles where applicable, ensuring reliability for your most demanding synthesis workflows.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Melting Point	155°C - 160°C
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%
Heavy Metals (as Pb)	≤20 ppm

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