Description

1,2,3,5-Tetramethylbenzene (CAS NO 527-53-7) is a high-purity, symmetrical tetramethyl-substituted benzene derivative, also known as isodurene, valued for its role as a versatile chemical intermediate and a model compound in research. Its unique substitution pattern provides specific steric and electronic properties, making it a critical building block for advanced material synthesis and fine chemical production. This compound is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty polymer industries seeking reliable, high-quality intermediates.

Application

• Chemical Intermediate: Serves as a key precursor in the synthesis of more complex organic molecules, including pharmaceuticals, dyes, and liquid crystals.
• Research & Development: Used as a standard or model compound in analytical chemistry, catalysis studies, and materials science research due to its defined structure.
• Agrochemical Synthesis: Acts as a building block for developing advanced pesticides and herbicides.
• Polymer & Resin Modification: Employed in the production of specialty polymers, resins, and plasticizers to modify physical properties.
• Solvent & Reaction Medium: Functions as a high-boiling-point solvent for specific organic reactions and purification processes.
• Fuel & Lubricant Additives: Investigated for use in the formulation of performance-enhancing additives for fuels and lubricants.

Basic Information

Product Name	1,2,3,5-Tetramethylbenzene
CAS No.	527-53-7
Molecular Formula	C10H14
Molecular Weight	134.22 g/mol
Synonyms	Isodurene; 1,2,3,5-Tetramethylbenzene; Benzene, 1,2,3,5-tetramethyl-; Pseudocumene, 1,2,3,5-tetramethyl-; NSC 66467; 1,2,3,5-TMB; 1,2,3,5-Tetramethyl-benzene
EINECS	208-423-8

Quality Control

Our 1,2,3,5-Tetramethylbenzene is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity and identity. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical constants is provided with each shipment, ensuring full traceability and compliance with customer requirements.

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. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent contamination and minimize evaporation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Related Substances (GC)	Individual impurity ≤ 0.5%
Total Impurities	≤ 2.0%
Refractive Index (n20D)	1.512 - 1.516
Boiling Point	~ 198 - 200 °C
Density (20°C)	0.890 - 0.910 g/mL

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