Description

p-Fluorophenyltrimethoxysilane CAS NO 53883-61-7 is a high-purity organosilicon compound featuring a fluorinated aromatic group, designed for advanced surface modification and coupling applications. Its unique structure provides exceptional reactivity and compatibility, enabling the creation of durable, high-performance interfaces between organic polymers and inorganic substrates. This product is essential for manufacturers in the electronics, advanced composites, and specialty coatings industries seeking to enhance material adhesion, moisture resistance, and dielectric properties.

Application

• Surface treatment agent for glass, silica, and metal oxides to improve hydrophobicity and adhesion.
• Key coupling agent in the formulation of high-performance silicone resins and fluorosilicone polymers.
• Precursor for synthesizing advanced silane monomers used in semiconductor manufacturing and microelectronics.
• Modifier for silica fillers in epoxy and polyimide composites to enhance mechanical and thermal properties.
• Intermediate in the production of specialty release coatings and low-surface-energy materials.
• Adhesion promoter in high-temperature resistant and corrosion-protective coatings.

Basic Information

Item	Detail
Product Name	p-Fluorophenyltrimethoxysilane
CAS No.	53883-61-7
Molecular Formula	C9H13FO3Si
Molecular Weight	216.28 g/mol
Synonyms	(4-Fluorophenyl)trimethoxysilane; 4-Fluorophenyltrimethoxysilane; p-Fluorophenyltrimethoxysilane; Trimethoxy(4-fluorophenyl)silane; Silane, trimethoxy(4-fluorophenyl)-; 53883-61-7; (p-Fluorophenyl)trimethoxysilane
EINECS	Contact for details

Quality Control

Our p-Fluorophenyltrimethoxysilane 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, purity, and the absence of critical impurities. A Certificate of Analysis (COA) detailing all test results is 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). This material is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) after initial opening to prevent hydrolysis and maintain product integrity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.430 - 1.440
Density (20°C)	1.10 - 1.20 g/mL

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