Description

5-Chloro-2-Methylbenzoic Acid is a versatile halogenated aromatic carboxylic acid derivative, serving as a critical building block in advanced organic synthesis. Its value lies in providing a reactive carboxyl group and a chloro-substituted methylbenzene scaffold for constructing complex molecular architectures. This compound is essential for research chemists and process development scientists in the pharmaceutical and agrochemical industries, where it is used to develop active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for non-steroidal anti-inflammatory drugs (NSAIDs) and other therapeutic agents.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and plant growth regulators, leveraging its halogenated aromatic structure.
• Dye and Pigment Manufacturing: Serves as a starting material for producing complex organic dyes and colorants.
• Liquid Crystal & OLED Materials: Acts as a building block for advanced electronic materials requiring specific aromatic and polar functional groups.
• Polymer Modification: Employed to introduce carboxylic acid functionality into polymers for improved adhesion, cross-linking, or compatibility.
• Chemical Research & Development: A valuable reagent in academic and industrial R&D for exploring new organic reactions and creating novel chemical entities.

Basic Information

Item	Detail
Product Name	5-Chloro-2-Methylbenzoic Acid
CAS No.	7499-06-1
Molecular Formula	C8H7ClO2
Molecular Weight	170.59 g/mol
Synonyms	5-Chloro-o-toluic Acid; 2-Methyl-5-chlorobenzoic Acid; 5-Chloro-2-methylbenzoic acid; Benzoic acid, 5-chloro-2-methyl-; 5-Chloro-2-toluic acid; 5-Chloro-o-toluic acid; 2-Carboxy-4-chlorotoluene
EINECS	Contact for details

Quality Control

Our 5-Chloro-2-Methylbenzoic Acid is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with detailed results for parameters including assay, related substances, and physical properties. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for your critical synthesis workflows.

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 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	158 - 162 °C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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