Description

Dimethoxymethyl(2-Phenylethoxy)Silane is a specialized organosilicon compound with a unique bifunctional structure, serving as a versatile coupling agent and intermediate. Its value lies in its ability to form stable bonds between organic polymers and inorganic materials, enhancing composite properties. This product is essential for manufacturers in the silicone polymers, advanced coatings, adhesives, and electronics sectors seeking to improve material compatibility and performance.

Application

• Silicone Resin & Polymer Modification: Acts as a key monomer or cross-linking agent to introduce phenyl-containing side chains, modifying flexibility, refractive index, and thermal stability.
• Surface Treatment & Adhesion Promoters: Used to functionalize glass, silica, metal, and mineral surfaces, significantly improving the adhesion of coatings, inks, and sealants.
• Hybrid Material & Composite Fabrication: Serves as a coupling agent in fiber-reinforced plastics (FRP) and mineral-filled composites to enhance interfacial bonding and mechanical strength.
• Electronic Encapsulants & Potting Compounds: Incorporated into silicone-based formulations for electronics to provide moisture resistance and stable dielectric properties.
• Specialty Silicone Fluids & Elastomers: Utilized in the synthesis of phenyl-modified silicones for high-temperature and radiation-resistant applications.
• Pharmaceutical & Agro-chemical Intermediates: Functions as a protected silanol precursor or a building block in the synthesis of more complex organosilicon molecules.

Basic Information

Product Name	Dimethoxymethyl(2-Phenylethoxy)Silane
CAS No.	83918-66-5
Molecular Formula	C11H18O3Si
Molecular Weight	226.35 g/mol
Synonyms	Methyldimethoxy(2-phenylethoxy)silane; (2-Phenylethoxy)methyldimethoxysilane; Dimethoxymethyl(phenethyloxy)silane; Phenethyldimethoxymethylsilane; Silane, dimethoxymethyl(2-phenylethoxy)-; Methyl(phenethyloxy)dimethoxysilane; 2-Phenylethoxydimethoxymethylsilane; (Phenethyloxy)methyldimethoxysilane
EINECS	Contact for details

Quality Control

Our Dimethoxymethyl(2-Phenylethoxy)Silane is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and FTIR for identity and purity verification, to ensure compliance with agreed specifications. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

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 compound is hygroscopic (moisture-sensitive); containers must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Refractive Index (n20D)	1.470 - 1.480
Density (20°C)	1.00 - 1.05 g/cm³
Water Content (Karl Fischer)	≤ 0.1%

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