Description

Cyclohexyltrimethoxysilane is a versatile organosilicon compound widely used as a coupling agent and surface modifier. Its primary value lies in its ability to form strong, durable bonds between inorganic materials and organic polymers, significantly enhancing composite performance. This product is essential for manufacturers in the adhesives, sealants, coatings, and advanced materials industries seeking to improve adhesion, moisture resistance, and mechanical properties.

Application

• As a coupling agent in mineral-filled composites (e.g., glass fiber, silica) to improve interfacial adhesion and dispersion.
• A key intermediate in the synthesis of specialized silicon-based polymers and resins for high-performance coatings.
• Surface treatment of fillers and pigments to enhance compatibility with organic polymer matrices in plastics and elastomers.
• Used as an adhesion promoter in sealant and adhesive formulations for demanding industrial and construction applications.
• Modification of inorganic surfaces (glass, metals, minerals) to impart hydrophobic or specific functional properties.
• Potential use as a precursor in the sol-gel process for creating hybrid organic-inorganic materials.

Basic Information

Product Name	Cyclohexyltrimethoxysilane
CAS No.	17865-54-2
Molecular Formula	C9H20O3Si
Molecular Weight	204.34 g/mol
Synonyms	Cyclohexyltrimethoxysilane; (Cyclohexyl)trimethoxysilane; Cyclohexyl(trimethoxy)silane; Trimethoxy(cyclohexyl)silane; Cyclohexyltrimethoxy silane; Silane, cyclohexyltrimethoxy-; Cyclohexyl trimethoxysilane
EINECS	241-816-3

Quality Control

Our Cyclohexyltrimethoxysilane is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) for purity and identity verification, to ensure it meets precise specifications and consistent performance for your applications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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); containers must be kept tightly sealed to prevent contact with atmospheric moisture. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Purity (GC)	≥ 97.0%
Density (20°C)	0.95 - 0.98 g/cm³
Refractive Index (n20/D)	1.410 - 1.420

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