Description

1,1,4,4-Tetramethyldisilethylene is a specialized organosilicon compound featuring a disilethylene backbone with terminal methyl groups. This unique structure makes it a valuable intermediate and precursor in advanced materials science and organometallic chemistry. It is primarily utilized by researchers and manufacturers in the semiconductor, specialty polymer, and fine chemical synthesis sectors for developing novel silicon-based materials.

Application

• Semiconductor Precursor: Serves as a key building block in the chemical vapor deposition (CVD) or atomic layer deposition (ALD) of silicon carbide (SiC) or silicon-containing thin films.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for synthesizing novel polysilanes, polysiloxanes, and other silicon-based polymers with tailored thermal and optical properties.
• Organic Synthesis Intermediate: Used in hydrosilylation reactions and as a reagent for introducing disilethylene units into complex organic molecules for pharmaceutical or agrochemical research.
• Surface Modification: Employed to functionalize silica, glass, or metal oxide surfaces, altering their hydrophobicity, adhesion, or chemical resistance.
• Catalyst & Ligand Development: Utilized in the synthesis of novel organometallic catalysts and ligands for homogeneous catalysis.
• Research & Development: A critical compound for academic and industrial R&D exploring new silicon chemistry, nanostructures, and electronic materials.

Basic Information

Product Name	1,1,4,4-Tetramethyldisilethylene
CAS No.	20152-11-8
Molecular Formula	C6H18Si2
Molecular Weight	146.39 g/mol
Synonyms	1,1,4,4-Tetramethyl-1,4-disilabutane; Tetramethyldisilethylene; 1,4-Disilabutane, 1,1,4,4-tetramethyl-; Disilethylene, tetramethyl-; 1,1,4,4-Tetramethyl-disilethan; 1,4-Disilabutane, tetramethyl-; (Dimethylsilyl)ethyldimethylsilane
EINECS	Contact for details

Quality Control

Our 1,1,4,4-Tetramethyldisilethylene is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including GC, NMR, and FTIR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C to maintain stability. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.1%

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