Description

3-Chloro-5-Methylbenzonitrile is a versatile aromatic nitrile derivative that serves as a critical building block in advanced organic synthesis. Its molecular structure, featuring both chloro and methyl substituents on the benzonitrile core, makes it a valuable intermediate for constructing complex molecules with tailored properties. This compound is essential for R&D and production chemists in the pharmaceutical, agrochemical, and material science industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a substituted benzonitrile moiety.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and insecticides, where the chloro and nitrile groups contribute to biological activity.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands used in transition metal catalysis and coordination chemistry.
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and advanced polymers due to its rigid, aromatic structure.
• Custom Synthesis and Contract Manufacturing: A high-purity building block for custom chemical synthesis services catering to diverse industrial needs.

Basic Information

Product Name	3-Chloro-5-Methylbenzonitrile
CAS No.	189161-09-9
Molecular Formula	C8H6ClN
Molecular Weight	151.59 g/mol
Synonyms	5-Chloro-3-Methylbenzonitrile; 3-Methyl-5-Chlorobenzonitrile; 3-Chloro-5-Methylbenzenecarbonitrile; 3-Chloro-5-toluonitrile; Benzonitrile, 3-chloro-5-methyl-; (3-Chloro-5-methylphenyl)cyanide
EINECS	Contact for details

Quality Control

Our 3-Chloro-5-Methylbenzonitrile is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. We support cGMP and ISO standards for pharmaceutical and industrial intermediates.

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 strong oxidizing agents, strong bases, and sources of ignition.

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%

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