Description

Pentafluorophenylethoxydimethylsilane is a specialized organosilicon compound featuring a pentafluorophenyl group, making it a valuable reagent for surface modification and as a synthetic intermediate. Its core value lies in introducing hydrophobic, oleophobic, and chemically resistant properties to materials, enhancing performance in demanding environments. This product is essential for R&D and production teams in the advanced materials, pharmaceuticals, and specialty chemical sectors seeking to engineer specific surface characteristics or create novel fluorinated silane derivatives.

Application

• Surface Modification Agent: Used to create hydrophobic and oleophobic coatings on glass, silicon, metals, and polymers for anti-fouling, anti-staining, and moisture barrier applications.
• Adhesion Promoter: Functions as a coupling agent to improve the bond between organic polymers and inorganic substrates in composite materials and sealants.
• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of more complex fluorinated molecules for active pharmaceutical ingredients (APIs) and diagnostic agents.
• Silylating Reagent: Employed in organic synthesis to introduce the silyl protecting group onto alcohols, phenols, and other nucleophiles, leveraging the activating nature of the pentafluorophenyl moiety.
• Material Science Research: Utilized in R&D for developing novel self-assembled monolayers (SAMs) and advanced hybrid organic-inorganic materials with tailored surface energy.
• Electronics & Semiconductor Processing: Applied in the fabrication of microelectronic devices for low-surface-energy coatings and as a precursor in chemical vapor deposition (CVD) processes.

Basic Information

Product Name	Pentafluorophenylethoxydimethylsilane
CAS No.	71338-73-3
Molecular Formula	C10H11F5OSi
Molecular Weight	270.27 g/mol
Synonyms	Dimethyl(2,3,4,5,6-pentafluorophenoxy)ethoxysilane; Ethoxydimethyl(pentafluorophenoxy)silane; (Pentafluorophenoxy)ethoxydimethylsilane; Pentafluorophenyl ethoxydimethylsilane; Silane, ethoxydimethyl(2,3,4,5,6-pentafluorophenoxy)-; PFPES
EINECS	Contact for details

Quality Control

Our Pentafluorophenylethoxydimethylsilane is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance 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). Due to its hygroscopic nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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