Description

Methoxymethylbis(Phenylmethoxy)Silane CAS NO 83817-73-6 is a specialized organosilicon compound featuring a unique methoxymethyl and two phenylmethoxy functional groups attached to a central silicon atom. This structure makes it a valuable intermediate and functional monomer in advanced material synthesis, offering versatile reactivity for cross-linking and surface modification. It is primarily sought by R&D chemists and production engineers in the silicone polymer, advanced coatings, and specialty chemical manufacturing industries.

Application

• As a key monomer or cross-linking agent in the synthesis of specialty silicone resins and polymers.
• As a surface modifying agent to impart specific hydrophobic or adhesion-promoting properties to inorganic fillers and substrates.
• As a reactive intermediate in the production of advanced materials for electronics, such as dielectric coatings or encapsulants.
• In the formulation of high-performance, heat-resistant coatings and sealants.
• For research and development of novel organosilicon compounds with tailored functionalities.
• As a coupling agent in composite materials to improve the interface between organic polymers and inorganic reinforcements.

Basic Information

Product Name	Methoxymethylbis(Phenylmethoxy)Silane
CAS No.	83817-73-6
Molecular Formula	C17H22O4Si
Molecular Weight	318.44 g/mol
Synonyms	Methoxymethylbis(phenylmethoxy)silane; Bis(benzyloxy)methoxymethylsilane; (Methoxymethyl)bis(phenylmethoxy)silane; Benzyloxy(methoxymethyl)phenylmethoxysilane; Silane, methoxymethylbis(phenylmethoxy)-; Phenylmethoxysilane derivative; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our Methoxymethylbis(Phenylmethoxy)Silane is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Production adheres to ISO 9001 quality management principles. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing key parameters such as assay, identity, and impurity profile, 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 product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed and under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC or HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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