Description

[(5-Bicyclo[2.2.1]Hept-2-Enyl)Ethyl] Triethoxysilane is a specialized organosilicon compound featuring a reactive norbornene (bicyclo[2.2.1]hept-2-ene) moiety. This unique structure makes it a highly valuable silane coupling agent and reactive intermediate for advanced material synthesis. It is essential for industries requiring the covalent bonding of organic polymers to inorganic surfaces or the creation of novel hybrid materials. Key sectors that utilize this compound include specialty polymers, advanced composites, and high-performance coatings.

Application

• Coupling Agent for Norbornene-Functional Polymers: Enhances adhesion between norbornene-containing resins (e.g., polynorbornene, ROMP polymers) and glass, metal, or mineral fillers in composite materials.
• Surface Modification of Inorganic Fillers: Used to treat silica, alumina, and other nanoparticles to improve their dispersion and compatibility within polymer matrices.
• Synthesis of Hybrid Organic-Inorganic Materials (ORMOSILs): Serves as a key precursor in sol-gel chemistry to create materials with tailored mechanical, optical, or electronic properties.
• Adhesion Promoter in Specialty Coatings: Improves the bonding and durability of coatings, sealants, and adhesives on challenging substrates.
• Reactive Modifier for Elastomers: Imparts crosslinking sites and enhances the thermal and mechanical properties of synthetic rubbers.
• Intermediate for Pharmaceutical & Agrochemical Synthesis: The norbornene group can undergo further chemical transformations (e.g., Diels-Alder reactions) to build complex molecular architectures.

Basic Information

Item	Details
Product Name	[(5-Bicyclo[2.2.1]Hept-2-Enyl)Ethyl] Triethoxysilane
CAS No.	106398-71-4
Molecular Formula	C15H28O3Si
Molecular Weight	284.47 g/mol
Synonyms	5-Norbornene-2-ethyltriethoxysilane; 2-(5-Norbornen-2-yl)ethyltriethoxysilane; (5-Bicyclo[2.2.1]hept-2-en-2-ylethyl)triethoxysilane; Norbornenylethyltriethoxysilane; NBETES; Norbornene functional silane; 2-(Bicyclo[2.2.1]hept-5-en-2-yl)ethyltriethoxysilane
EINECS	Contact for details

Quality Control

Our production of [(5-Bicyclo[2.2.1]Hept-2-Enyl)Ethyl] Triethoxysilane adheres to strict quality management protocols. Every batch undergoes rigorous analytical testing, including GC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality system is designed to meet the demanding requirements of R&D and industrial-scale manufacturing.

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 product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis and maintain product integrity. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Refractive Index (n20/D)	1.440 - 1.450
Density (g/mL, 25°C)	0.95 - 0.99

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