Description

2-Acetoxyethyltrimethylsilane is a versatile organosilicon compound featuring both acetoxy and trimethylsilyl functional groups. This unique structure makes it a valuable intermediate for introducing silicon-containing moieties into larger molecules, enhancing properties like hydrophobicity and thermal stability. It is particularly sought after by manufacturers in the silicone polymer, pharmaceutical, and specialty chemical industries for applications ranging from surface modification to controlled synthesis.

Application

• Silicone Polymer Modification: Acts as a functional monomer or cross-linking agent to introduce specific reactive sites or modify the physical properties of silicone resins and elastomers.
• Surface Treatment Agent: Used to impart hydrophobic characteristics to glass, silica, and other inorganic materials, improving water repellency and adhesion.
• Pharmaceutical Intermediate: Serves as a protected or functionalized synthon in the synthesis of complex drug molecules, particularly those requiring silicon-based bioisosteres.
• Adhesive & Sealant Formulations: Incorporated as an adhesion promoter or moisture-cure component in high-performance silicone-based adhesives and sealants.
• Coupling Agent in Composites: Enhances the interface between organic polymers and inorganic fillers (e.g., glass fibers, minerals) in composite materials.
• Organic Synthesis Reagent: Utilized as a silylating agent to protect alcohols or as a precursor for further chemical transformations in fine chemical production.

Basic Information

Product Name	2-Acetoxyethyltrimethylsilane
CAS No.	16046-10-9
Molecular Formula	C7H16O2Si
Molecular Weight	160.29 g/mol
Synonyms	2-(Trimethylsilyl)ethyl acetate; (2-Acetoxyethyl)trimethylsilane; Acetic Acid 2-(Trimethylsilyl)ethyl Ester; β-(Trimethylsilyl)ethyl Acetate; 2-Trimethylsilylethyl Acetate; TMS-EA; Silane, (2-acetoxyethyl)trimethyl-; NSC 163083
EINECS	240-187-6

Quality Control

Our 2-Acetoxyethyltrimethylsilane is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to guarantee it meets your specific application requirements.

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 to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.410 - 1.415
Density (20°C)	0.88 - 0.92 g/mL

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