Description

3-Chlorobenzoic Acid is a versatile halogenated aromatic carboxylic acid, serving as a critical building block in advanced chemical synthesis. Its value lies in the strategic positioning of the chlorine substituent, which enables selective functionalization and modification of the benzene ring. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require a reliable, high-purity intermediate for developing active ingredients and complex organic molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those requiring a substituted benzoic acid moiety.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where the chlorobenzoate structure is integral to biological activity.
• Liquid Crystal & Polymer Chemistry: Acts as a monomer or modifying agent in the synthesis of specialty polymers and liquid crystal materials for electronic displays.
• Organic Synthesis & Research: Employed as a standard reagent in coupling reactions (e.g., Suzuki, Heck) and for introducing carboxyl functionality into complex molecular architectures in R&D laboratories.
• Dye & Pigment Manufacturing: Serves as an intermediate in the production of certain azo dyes and organic pigments, contributing to color fastness and properties.
• Corrosion Inhibitor Formulation: Incorporated into formulations designed to protect metals, leveraging its aromatic structure and acidic group.

Basic Information

Product Name	3-Chlorobenzoic Acid
CAS No.	535-80-8
Molecular Formula	C7H5ClO2
Molecular Weight	156.57 g/mol
Synonyms	m-Chlorobenzoic Acid; 3-Chlorobenzenecarboxylic Acid; Benzoic acid, 3-chloro-; m-Chlorodracylic Acid; NSC 4034; 3-CBA; 3-Chlorobenzoate; meta-Chlorobenzoic Acid
EINECS	208-618-6

Quality Control

Our 3-Chlorobenzoic Acid is produced under a stringent quality management system. Every batch undergoes comprehensive analytical testing, including assay, impurity profiling, and identity confirmation, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing purity, physical characteristics, and test results is provided with each shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is 15-25°C. The product is stable under these conditions for extended periods.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	155°C - 158°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.