Description

4-Chloro-m-Xylene is a versatile chlorinated aromatic compound that serves as a critical building block in advanced organic synthesis. Its value lies in its ability to introduce both a chloro substituent and a xylene backbone, enabling the production of high-value intermediates for pharmaceuticals and agrochemicals. This compound is essential for research and development chemists, process engineers, and manufacturers in the fine chemical, pharmaceutical, and agrochemical industries seeking reliable, high-purity raw materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a chlorinated aromatic moiety.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and insecticides where the chloroxylene structure imparts specific biological activity.
• Dye and Pigment Manufacturing: Serves as an intermediate for producing specialized dyes and organic pigments.
• Organic Synthesis Building Block: Employed in cross-coupling reactions (e.g., Suzuki, Heck) and as a starting material for synthesizing more complex substituted benzenes.
• Polymer Chemistry: Can be used as a monomer or modifier in the production of specialty polymers and resins.
• Research & Development: A valuable reagent in academic and industrial R&D labs for methodological studies and novel compound discovery.

Basic Information

Product Name	4-Chloro-m-Xylene
CAS No.	95-66-9
Molecular Formula	C8H9Cl
Molecular Weight	140.61 g/mol
Synonyms	1-Chloro-2,4-dimethylbenzene; 2,4-Dimethylchlorobenzene; 4-Chloro-1,3-dimethylbenzene; m-Xylene, 4-chloro-; 2,4-Dimethyl-1-chlorobenzene; 4-Chlorometaxylene; 4-Chloro-1,3-xylene; 95-66-9
EINECS	202-438-5

Quality Control

Our 4-Chloro-m-Xylene is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing including GC, HPLC, and NMR to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment. We adhere to cGMP principles where applicable to support our customers in regulated industries.

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 acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep container tightly sealed when not in use to prevent moisture absorption and volatilization.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Related Substances (GC)	Total impurities ≤ 2.0%
Density (at 20°C)	1.060 - 1.080 g/cm³
Refractive Index (n20D)	1.520 - 1.525

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