Description

1,2,4,5-Tetramethylbenzene, also known as durene, is a high-purity aromatic hydrocarbon of significant industrial importance. Its symmetrical, highly substituted structure makes it a valuable intermediate and specialty chemical in advanced material synthesis. This compound is essential for manufacturers and R&D facilities in the polymer, agrochemical, and fine chemical sectors seeking reliable, high-quality raw materials.

Application

• Polymer & Resin Intermediate: A key monomer and chain extender in the production of high-performance polyimides and polyamide-imides for electronics and aerospace applications.
• Organic Synthesis Building Block: Used in the synthesis of advanced organic compounds, including dyes, pigments, and pharmaceutical intermediates, due to its sterically hindered, electron-donating properties.
• Agrochemical Synthesis: Serves as a precursor in the manufacture of certain herbicides and plant growth regulators.
• Liquid Crystal & OLED Materials: Utilized in the development of organic semiconductors and charge-transport materials for display technologies.
• Research & Development: Employed in academic and industrial labs as a standard or model compound in catalysis studies and material science research.
• Fuel & Lubricant Additive Precursor: Acts as an intermediate in synthesizing additives that improve the thermal stability and performance of fuels and lubricants.

Basic Information

Product Name	1,2,4,5-Tetramethylbenzene
CAS No.	95-93-2
Molecular Formula	C10H14
Molecular Weight	134.22 g/mol
Synonyms	Durene; 1,2,4,5-Tetramethylbenzene; Durol; Sym-Tetramethylbenzene; Benzene, 1,2,4,5-tetramethyl-; Prehnitene; NSC 6648
EINECS	202-465-7

Quality Control

Our 1,2,4,5-Tetramethylbenzene is produced under a stringent quality management system. Each batch is analyzed to meet exacting purity standards, typically >98.0% to >99.5%, depending on the grade. A comprehensive Certificate of Analysis (COA) detailing assay, identity, and impurity profiles (by GC or HPLC) is provided with every shipment to ensure traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials such as strong 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 solid
Identification (IR)	Conforms to reference spectrum
Assay (GC/HPLC)	>98.0% min. (Standard Grade) >99.5% min. (High Purity Grade)
Melting Point	79°C - 82°C
Loss on Drying	<0.5%
Heavy Metals (as Pb)	<10 ppm

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