Description

2-Acetoxyethyltrichlorosilane is a highly reactive organosilicon compound that serves as a critical intermediate for introducing functional silane groups into various materials. This compound matters for its ability to act as a versatile coupling agent and surface modifier, creating durable bonds between organic polymers and inorganic substrates. Industries such as advanced composites, specialty adhesives, and surface coatings rely on this chemical to enhance material performance, adhesion, and water resistance.

Application

• Surface Modification Agent: Used to functionalize glass, silica, metals, and other inorganic surfaces to improve adhesion with organic resins and polymers.
• Coupling Agent for Composites: Enhances the interfacial bonding in fiberglass-reinforced plastics (FRP) and mineral-filled polymer composites, leading to improved mechanical strength and moisture resistance.
• Adhesive & Sealant Formulation: Incorporated as an adhesion promoter in high-performance silicone, epoxy, and polyurethane-based adhesives and sealants.
• Hydrophobic Coating Precursor: Serves as a key ingredient in the synthesis of water-repellent and anti-corrosion coatings for textiles, electronics, and construction materials.
• Crosslinking Agent: Utilized in the production of silicone resins and elastomers to control crosslink density and final material properties.
• Chemical Synthesis Intermediate: Acts as a building block in organic and organometallic synthesis for pharmaceuticals, agrochemicals, and advanced materials research.

Basic Information

Product Name	2-Acetoxyethyltrichlorosilane
CAS No.	18204-80-3
Molecular Formula	C6H9Cl3O2Si
Molecular Weight	247.58 g/mol
Synonyms	2-(Acetyloxy)ethyltrichlorosilane; (2-Acetoxyethyl)trichlorosilane; Acetic Acid 2-(Trichlorosilyl)ethyl Ester; 2-(Trichlorosilyl)ethyl Acetate; β-Acetoxyethyltrichlorosilane; Trichloro(2-acetoxyethyl)silane; Silane, (2-acetoxyethyl)trichloro-; EINECS 242-112-9
EINECS	242-112-9

Quality Control

Our 2-Acetoxyethyltrichlorosilane is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including GC, NMR, and titration methods, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic and moisture-sensitive nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis. Recommended storage temperature is 2-8°C for long-term stability. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	1.30 - 1.35 g/mL
Refractive Index (n20D)	1.445 - 1.455
Chloride Content	42.0 - 43.5%

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