Description

2-(4-Pyridylethyl)Triethoxysilane is a specialized organosilicon coupling agent featuring a reactive pyridyl group and hydrolyzable ethoxysilane functionality. This unique bifunctional structure is critical for creating durable chemical bridges between inorganic substrates and organic polymers, significantly enhancing adhesion and composite performance. It is an essential raw material for manufacturers in the advanced materials, coatings, and electronics industries seeking to improve the mechanical properties and environmental stability of their products.

Application

• Surface Modification Agent: Primarily used to functionalize glass, silica, metals, and other inorganic surfaces to improve adhesion with organic resins, paints, and adhesives.
• Polymer Composite Coupling Agent: Enhances the dispersion and interfacial bonding of mineral fillers (e.g., silica, clay) in rubber, epoxy, and other polymer matrices, leading to improved tensile strength and wear resistance.
• Corrosion-Resistant Coatings: Serves as a key component in formulating silane-based primers and pretreatment coatings for aluminum, steel, and galvanized surfaces.
• Fiber Reinforcements: Used as a sizing or finishing agent for glass and carbon fibers to optimize the fiber-matrix interface in high-performance composites.
• Chromatography & Separation Media: Employed to modify the surface chemistry of silica gel for HPLC columns and solid-phase extraction cartridges.
• Adhesive & Sealant Formulations: Improves moisture resistance and bond strength in silicone, polyurethane, and other high-performance sealants.

Basic Information

Product Name	2-(4-Pyridylethyl)Triethoxysilane
CAS No.	98299-74-2
Molecular Formula	C13H23NO3Si
Molecular Weight	269.41 g/mol
Synonyms	3-(Triethoxysilyl)propyl 4-Pyridyl Ether; 4-[2-(Triethoxysilyl)ethyl]pyridine; (4-Pyridylethyl)triethoxysilane; N-Triethoxysilylpropyl-4-aminopyridine; 2-(4-Pyridyl)ethyltriethoxysilane; Pyridine, 4-[2-(triethoxysilyl)ethyl]-; Silane, triethoxy[2-(4-pyridinyl)ethyl]-; 4-Pyridylethyltriethoxysilane
EINECS	Contact for details

Quality Control

Our production of 2-(4-Pyridylethyl)Triethoxysilane adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and specific impurity profiles is provided with each 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 product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen or argon) after opening 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%
Refractive Index (n20/D)	1.460 - 1.470
Density (g/mL, 20°C)	1.010 - 1.030

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