Description

Ethoxytrimethylsilane is a versatile organosilicon compound, specifically an alkoxysilane, valued for its role as a key chemical intermediate and surface modifying agent. Its primary commercial value lies in its ability to introduce trimethylsilyl groups and ethoxy functionalities, which are crucial for modifying material properties and facilitating synthetic transformations. This product is essential for manufacturers and R&D teams in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-purity silane reagents for synthesis, coupling, and surface treatment applications.

Application

• Chemical Synthesis Intermediate: Used as a key reagent in the synthesis of more complex organosilicon compounds, pharmaceuticals, and agrochemicals.
• Surface Modification Agent: Employed to hydrophobize or functionalize surfaces of inorganic materials like silica, glass, and metals.
• Silylating Agent: Protects reactive functional groups (e.g., -OH, -NH) in organic synthesis, particularly in the production of sensitive pharmaceutical intermediates.
• Crosslinking Agent: Acts as a crosslinker in silicone polymer systems and resin formulations to enhance thermal and mechanical properties.
• Adhesion Promoter: Improves the adhesion of coatings, sealants, and adhesives to various substrates in composite materials.
• Precursor for Silica Coatings: Serves as a precursor in sol-gel processes for depositing thin silica-based films and coatings.

Basic Information

Product Name	Ethoxytrimethylsilane
CAS No.	1825-62-3
Molecular Formula	C5H14OSi
Molecular Weight	118.25 g/mol
Synonyms	Trimethylethoxysilane; Ethyl Trimethylsilyl Ether; Ethoxy(trimethyl)silane; Silane, ethoxytrimethyl-; O-Ethyl-O'-trimethylsilanediol; NSC 5185; TMES; ETMS
EINECS	217-378-1

Quality Control

Our Ethoxytrimethylsilane is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC and NMR analysis, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality system is designed to meet the stringent requirements of industrial and research applications, ensuring reliable performance in your processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain product integrity. Recommended storage temperature is between 15°C and 25°C.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Density (20°C)	0.757 - 0.763 g/mL
Refractive Index (n20/D)	1.374 - 1.378
Water Content (KF)	≤ 0.1%

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