Description

1,3-Dimethylbenzene CAS NO 108-38-3, commonly known as m-Xylene, is a key aromatic hydrocarbon isomer valued for its excellent solvent properties and high reactivity. It serves as a fundamental building block in the synthesis of numerous industrial chemicals and polymers. This product is essential for manufacturers in the petrochemical, polymer, and specialty chemical sectors seeking a reliable and high-purity intermediate.

Application

• Chemical Synthesis Intermediate: A primary raw material for the production of isophthalic acid (IPA), a monomer for high-performance polyester resins and PET bottles.
• Solvent Formulations: Used as a powerful solvent in paints, coatings, inks, and adhesives due to its high solvency and appropriate evaporation rate.
• Polymer & Plasticizer Production: Employed in the manufacture of plasticizers and as a reaction medium for various polymerization processes.
• Pharmaceutical & Agrochemical Intermediates: Acts as a starting material or solvent in the synthesis of active pharmaceutical ingredients (APIs) and agrochemicals.
• Fuel & Gasoline Component: Used as an octane booster and blending component in high-performance aviation and racing fuels.
• Laboratory & Analytical Reagent: Serves as a solvent and reagent in research, development, and analytical chemistry applications.

Basic Information

Product Name	1,3-Dimethylbenzene
CAS No.	108-38-3
Molecular Formula	C8H10
Molecular Weight	106.17 g/mol
Synonyms	m-Xylene; meta-Xylene; 1,3-Xylene; m-Dimethylbenzene; m-Methyltoluene; Benzene, 1,3-dimethyl-; UN 1307
EINECS	203-576-3

Quality Control

Our 1,3-Dimethylbenzene is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including gas chromatography (GC), to ensure it meets precise purity and compositional specifications. Certificates of Analysis (COA) detailing assay, impurity profile, and physical properties are provided with every shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flames. Due to its highly volatile nature, keep containers tightly sealed when not in use to prevent evaporation and maintain product integrity. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
o-Xylene Content	≤ 0.5%
p-Xylene Content	≤ 0.5%
Ethylbenzene Content	≤ 0.2%
Non-aromatic Content	≤ 0.1%
Water Content (KF)	≤ 0.03%
Color (Pt-Co)	≤ 10
Density @ 20°C	0.864 - 0.866 g/mL
Distillation Range	138 - 140°C

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