Description

3-Chloro-5-Cyano-Benzoic Acid is a high-purity, multi-functional aromatic building block of significant importance in advanced organic synthesis. Its core value lies in the strategic positioning of both a chloro and a cyano substituent on the benzoic acid scaffold, enabling precise derivatization for complex molecule construction. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a substituted benzoic acid core.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, where the chloro and cyano groups contribute to biological activity.
• Ligand and Catalyst Development: Serves as a starting material for creating sophisticated ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Polymer Chemistry: Functions as a monomer or modifier for producing high-performance polymers with specific thermal or chemical resistance properties.
• Dyestuff and Pigment Intermediate: Employed in the synthesis of complex organic dyes and pigments, contributing to color fastness and stability.
• Academic and R&D: A valuable reagent for methodological studies in cross-coupling reactions, carboxylation, and cyano group transformations.

Basic Information

Product Name	3-Chloro-5-Cyano-Benzoic Acid
CAS No.	327056-71-3
Molecular Formula	C8H4ClNO2
Molecular Weight	181.58 g/mol
Synonyms	5-Cyano-3-chlorobenzoic acid; 3-Chloro-5-cyanobenzoic acid; Benzoic acid, 3-chloro-5-cyano-; 3-Chloro-5-cyanobenzoic acid; 327056-71-3; 3-Chloro-5-cyanobenzoic acid (CAS 327056-71-3); 3-Chloro-5-cyanobenzoic acid, 98%
EINECS	Contact for details

Quality Control

Our 3-Chloro-5-Cyano-Benzoic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets exacting specifications for research and industrial use. Certificates of Analysis (COA) detailing all test results are provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The product is light-sensitive and should be handled accordingly to maintain stability.

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.