Description

Hexaethylcyclotrisiloxane is a specialized organosilicon compound belonging to the cyclosiloxane family, valued for its role as a key intermediate and building block in advanced silicone chemistry. Its unique cyclic structure and ethyl substituents make it a versatile precursor for modifying silicone polymers, imparting specific properties like hydrophobicity and thermal stability. This high-purity chemical is essential for R&D and production in sectors requiring tailored silicone materials, including advanced electronics, specialty coatings, and high-performance lubricants.

Application

• As a key monomer or intermediate in the synthesis of custom polysiloxanes and silicone resins.
• In the formulation of specialized release coatings and non-stick surfaces.
• For modifying surface properties to create hydrophobic coatings in textiles and construction materials.
• As a precursor in the production of silicone-based fluids and lubricants for high-temperature applications.
• In electronic materials for encapsulants or dielectric layers.
• For research and development of novel organosilicon compounds and polymers.
• As a cross-linking agent or chain extender in silicone elastomer systems.

Basic Information

Product Name	Hexaethylcyclotrisiloxane
CAS No.	2031-79-0
Molecular Formula	C12H30O3Si3
Molecular Weight	306.63 g/mol
Synonyms	1,3,5-Triethyl-1,3,5-trimethylcyclotrisiloxane; 2,4,6-Triethyl-2,4,6-trimethylcyclotrisiloxane; Hexaethyltrimethylcyclotrisiloxane; Cyclotrisiloxane, 2,4,6-triethyl-2,4,6-trimethyl-; D3-Et3; Ethylcyclotrisiloxane
EINECS	217-984-8

Quality Control

Our Hexaethylcyclotrisiloxane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. A Certificate of Analysis (COA) detailing specific batch results is provided to guarantee compliance with your technical requirements and support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (Karl Fischer)	≤ 0.1%

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