Description

Triethoxyfluorosilane is a highly reactive organosilicon compound that serves as a versatile building block for advanced materials. Its unique structure, featuring both hydrolyzable ethoxy groups and a stable silicon-fluorine bond, makes it an essential precursor for introducing fluorinated silyl functionalities. This product is critical for manufacturers in the electronics, coatings, and specialty chemical sectors seeking to enhance surface properties, modify reactivity, or create tailored silane coupling agents.

Application

• Surface Modification Agent: Used to impart hydrophobic and oleophobic properties to glass, metals, and ceramics, improving water and stain resistance.
• Adhesion Promoter: Functions as a coupling agent in polymer composites and sealants to enhance bonding between inorganic fillers and organic resins.
• Semiconductor Manufacturing: Employed in the chemical vapor deposition (CVD) process as a fluorine-doped silicon oxide precursor for low-k dielectric films.
• Synthetic Intermediate: A key starting material for the synthesis of more complex fluorinated silanes and silicone-based specialty chemicals.
• Nanoparticle Capping Agent: Used to functionalize the surface of silica and other nanoparticles to control dispersion and reactivity in advanced formulations.
• Protective Coatings: A component in sol-gel formulations to create thin, durable, and chemically resistant coatings on optical and electronic components.

Basic Information

Product Name	Triethoxyfluorosilane
CAS No.	358-60-1
Molecular Formula	C6H15FO3Si
Molecular Weight	182.27 g/mol
Synonyms	Fluorotriethoxysilane; Triethoxyfluorosilane; Triethoxylfluorosilane; Silane, fluoro triethoxy-; F-TEOS; Fluoro(triethoxy)silane; Triethoxy(fluoro)silane; (Triethoxy)silyl fluoride
EINECS	206-618-1

Quality Control

Our Triethoxyfluorosilane is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including Gas Chromatography (GC), NMR, and Karl Fischer titration to confirm identity, purity, and moisture content. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment. We support customer audits and can provide material to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its highly volatile and hygroscopic nature, containers must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and decomposition. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Density (20°C)	~1.00 g/mL
Refractive Index (n20D)	~1.365
Boiling Point	~142-143 °C

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