Description

(Triacetoxy)Ethylsilane is a versatile organosilicon compound that serves as a key intermediate and functionalizing agent. Its unique structure, featuring both ethyl and triacetoxy groups, makes it valuable for introducing silicon-based functionality and cross-linking capabilities into various materials. This product is essential for manufacturers and R&D teams in the chemical, materials science, and specialty polymer industries seeking to enhance product performance through surface modification and controlled reactivity.

Application

• Cross-linking Agent: Used in the production of silicone-based sealants, adhesives, and elastomers to improve mechanical properties and thermal stability.
• Surface Modification: Acts as a coupling agent for treating inorganic fillers (e.g., silica, glass) to improve dispersion and adhesion in polymer composites.
• Intermediate for Silane Synthesis: Serves as a precursor for the synthesis of other functional ethylsilanes with tailored properties.
• Hydrophobic Coatings: Employed in formulations for creating water-repellent and protective coatings on various substrates.
• Adhesion Promoter: Enhances the bond between organic polymers and inorganic surfaces in coatings and composite materials.
• Silicone Resin Production: A key monomer in the manufacture of specific silicone resins used in high-temperature and electrical applications.

Basic Information

Product Name	(Triacetoxy)Ethylsilane
CAS No.	17689-77-9
Molecular Formula	C8H14O6Si
Molecular Weight	234.28 g/mol
Synonyms	Ethyltriacetoxysilane; Triacetoxyethylsilane; Ethylsilanetriol triacetate; Silane, (triacetoxy)ethyl-; Ethyltriacetoxysilane; Triacetoxy(ethyl)silane; Ethylsilanetriyl triacetate
EINECS	241-672-0

Quality Control

Our (Triacetoxy)Ethylsilane is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay and impurity profiling, to ensure it meets the high-purity standards required for industrial and research applications. Certificates of Analysis (COA) documenting purity, identity, and key physical properties are available upon request to support your quality assurance and regulatory needs.

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 material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Density (20°C)	~1.15 g/cm³
Refractive Index (n20D)	~1.405

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