Description

6-(2-Methoxyethoxy)-6-Octyl-2,5,7,10-Tetraoxa-6-Silaundecane is a specialized organosilicon compound, specifically a silane coupling agent with a polyether-modified structure. This product is engineered to provide superior compatibility and adhesion promotion between inorganic materials and organic polymer matrices. It is essential for formulators and manufacturers seeking to enhance the performance, durability, and processing characteristics of advanced composite materials and coatings.

Application

• As a coupling agent and adhesion promoter in epoxy, polyurethane, and acrylic-based sealants, adhesives, and coatings.
• As a surface modifier and dispersing aid for inorganic fillers (e.g., silica, glass fibers, minerals) in polymer composites to improve mechanical properties and reduce viscosity.
• In the formulation of high-performance release coatings and mold-making materials within the silicone industry.
• As a key intermediate or additive in the synthesis of specialty surfactants and foam control agents for industrial processes.
• For enhancing the water resistance and weatherability of construction materials and protective coatings.
• In the electronics industry for encapsulation materials and conformal coatings where moisture resistance and adhesion are critical.

Basic Information

Product Name	6-(2-Methoxyethoxy)-6-Octyl-2,5,7,10-Tetraoxa-6-Silaundecane
CAS No.	94277-89-1
Molecular Formula	C16H34O6Si
Molecular Weight	350.53 g/mol
Synonyms	Octyltri(ethylene glycol methyl ether) silane; 3-[2-(2-Methoxyethoxy)ethoxy]propyloctylsilane; (3-(2-(2-Methoxyethoxy)ethoxy)propyl)octylsilane; Silane, octyl[3-[2-(2-methoxyethoxy)ethoxy]propyl]-; Polyether-modified octylsilane; Silane coupling agent KH-??? (analog); Glycidoxypropyloctylsilane analog (polyether); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our production of 6-(2-Methoxyethoxy)-6-Octyl-2,5,7,10-Tetraoxa-6-Silaundecane adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including assay and purity verification by GC or HPLC, to ensure consistency and compliance with customer specifications. Certificates of Analysis (COA) documenting key parameters are available upon request, providing full traceability and quality assurance for your supply chain.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product performance. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Refractive Index (n20D)	1.435 - 1.445
Density (20°C)	0.95 - 0.98 g/mL
Water Content (KF)	≤ 0.5%

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