Description

6-(2-Methoxyethoxy)-2,5,7,10-Tetraoxa-6-Silaundecane is a specialized organosilicon compound featuring a unique polyether chain linked to a silane core. This molecular structure is engineered to deliver exceptional performance as a reactive intermediate and coupling agent in advanced material synthesis. It is particularly valuable for industries requiring precise surface modification, adhesion promotion, and polymer functionalization. Key sectors that utilize this chemical include electronics, specialty coatings, adhesives, and advanced polymer manufacturing.

Application

• Surface Modification Agent: Used to treat inorganic fillers (e.g., silica, glass) to improve dispersion and compatibility in polymer matrices.
• Adhesion Promoter: Enhances the bond strength between organic polymers and inorganic substrates in coatings, sealants, and adhesives.
• Polymer Functionalization: Serves as a monomer or cross-linking agent in the synthesis of specialty silicones and polyether-modified siloxanes.
• Electronics Encapsulation: Employed in formulations for potting compounds and encapsulants to improve moisture resistance and mechanical properties.
• Fiber Sizing: Applied as a coupling agent on glass or carbon fibers to optimize the fiber-matrix interface in composite materials.
• Lubricant & Release Agent Intermediate: A key building block for creating high-performance silicone-based lubricants and mold release agents.

Basic Information

Product Name	6-(2-Methoxyethoxy)-2,5,7,10-Tetraoxa-6-Silaundecane
CAS No.	5700-39-0
Molecular Formula	C9H20O6Si
Molecular Weight	252.34 g/mol
Synonyms	2-[2-(2-Methoxyethoxy)ethoxy]ethoxytrimethylsilane; Trimethylsilyl PEG methyl ether (n=3); 3,6,9-Trioxa-2-siladodecane, 2,2-dimethyl-11-methoxy-; 11-Methoxy-2,2-dimethyl-3,6,9-trioxa-2-siladodecane; (2-Methoxyethoxyethoxyethoxy)trimethylsilane; TMS-PEG3-OMe; Trimethyl((2-(2-(2-methoxyethoxy)ethoxy)ethoxy)silane; PEG3 methyl ether TMS
EINECS	227-172-4

Quality Control

Our production of 6-(2-Methoxyethoxy)-2,5,7,10-Tetraoxa-6-Silaundecane adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC, HPLC, and NMR to verify identity, assay, and impurity profiles. We provide comprehensive Certificates of Analysis (COA) with all shipments, detailing all relevant specifications. Our quality systems are designed to support applications requiring reliable performance in sensitive formulations.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). To prevent degradation, containers must be kept tightly sealed after opening and consideration should be given to storage under an inert atmosphere for long-term preservation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20/D)	1.425 - 1.435
Density (g/mL at 20°C)	1.00 - 1.05

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