Description

Nonafluorohexyltrimethoxysilane is a highly fluorinated organosilane coupling agent, recognized for its unique combination of oleophobic, hydrophobic, and surface-modifying properties. This compound is critical for imparting exceptional chemical resistance, low surface energy, and enhanced durability to a wide range of materials. It is essential for manufacturers and formulators in the advanced coatings, electronics, and specialty chemical industries seeking to develop high-performance, long-lasting products.

Application

• Surface Modification Agent: Used to create low-energy, water- and oil-repellent surfaces on glass, ceramics, and metals.
• Advanced Coatings & Sealants: A key ingredient in formulating high-performance, weather-resistant, and anti-graffiti coatings.
• Electronics & Semiconductor Manufacturing: Applied as a dielectric layer or surface treatment to enhance moisture resistance and performance stability.
• Textile & Fiber Treatment: Imparts durable stain and water resistance to technical textiles and fabrics.
• Adhesive & Composite Enhancement: Improves the adhesion and compatibility between inorganic fillers and organic polymer matrices.
• Optical & Anti-Reflective Coatings: Used in the production of lenses and displays to provide easy-to-clean and protective surface layers.

Basic Information

Product Name	Nonafluorohexyltrimethoxysilane
CAS No.	85877-79-8
Molecular Formula	C9H9F9O3Si
Molecular Weight	388.23 g/mol
Synonyms	1H,1H,2H,2H-Nonafluorohexyltrimethoxysilane; 3,3,4,4,5,5,6,6,6-Nonafluorohexyltrimethoxysilane; (3,3,4,4,5,5,6,6,6-Nonafluorohexyl)trimethoxysilane; Nonafluorohexyltrimethoxysilane; Heptadecafluorononyltrimethoxysilane (common misnomer); F9-TMS; Fluorinated alkylsilane; Silane coupling agent F9
EINECS	Contact for details

Quality Control

Our Nonafluorohexyltrimethoxysilane is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including GC, NMR, and FTIR, to verify identity and assay. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 15-25°C. This material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed and under a dry inert atmosphere (e.g., nitrogen) for long-term storage to prevent hydrolysis and maintain product integrity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (25°C)	~1.45 g/mL
Refractive Index (n20/D)	~1.335
Water Content (KF)	≤ 0.1%

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