Description

1,3-Diethyl-2,4,5,6-Tetramethylbenzene is a high-purity, multi-alkylated benzene derivative valued for its role as a versatile synthetic intermediate and specialty solvent. Its unique sterically hindered structure makes it particularly useful in applications requiring high thermal stability and controlled reactivity. This compound is essential for R&D chemists and manufacturers in the fine chemical, pharmaceutical, and advanced material sectors seeking reliable building blocks for complex syntheses.

Application

• Chemical Synthesis Intermediate: Serves as a key precursor in the synthesis of more complex organic molecules, including liquid crystals, ligands for catalysis, and specialty polymers.
• Pharmaceutical Research: Used in the development and scale-up of active pharmaceutical ingredients (APIs) where its alkyl-substituted aromatic core is incorporated into drug candidates.
• Specialty Solvent: Functions as a high-boiling, non-polar solvent for reactions and purification processes in research and industrial settings.
• Material Science: Acts as a monomer or additive in the production of advanced polymeric materials to modify properties like thermal stability and solubility.
• Lubricant & Fuel Additive Component: Investigated for use as a base stock or additive in high-performance lubricants and specialty fuels due to its hydrocarbon structure.
• Analytical Reference Standard: Employed as a certified reference material in gas chromatography (GC) and mass spectrometry (MS) for method development and calibration.

Basic Information

Product Name	1,3-Diethyl-2,4,5,6-Tetramethylbenzene
CAS No.	33781-72-5
Molecular Formula	C14H22
Molecular Weight	190.33 g/mol
Synonyms	1,3-Diethyl-2,4,5,6-tetramethylbenzene; Benzene, 1,3-diethyl-2,4,5,6-tetramethyl-; Durene, diethyl-; 2,4,5,6-Tetramethyl-1,3-diethylbenzene; 1,3-Diethyltetramethylbenzene; NSC 163045; Diethyltetramethylbenzene
EINECS	Contact for details

Quality Control

Our 1,3-Diethyl-2,4,5,6-Tetramethylbenzene is produced 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 relevant specifications is provided with each shipment to guarantee it meets your precise research or production requirements.

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 acids and incompatible materials. For long-term storage under an inert atmosphere such as nitrogen, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Residue on Ignition	≤ 0.05%

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