Description

3-Pyridyltriethoxysilane is a specialized organosilicon compound featuring a reactive triethoxysilane group linked to a pyridine ring. This unique structure makes it a highly effective coupling agent and surface modifier, bridging organic polymers and inorganic materials. It is essential for manufacturers in the advanced materials, electronics, and coatings industries seeking to enhance adhesion, dispersion, and performance properties in composite systems.

Application

• Surface Modification Agent: Used to functionalize glass, silica, and metal oxide surfaces to improve compatibility with polymer matrices.
• Adhesion Promoter: Enhances the bond strength in coatings, adhesives, and sealants, particularly on difficult-to-bond substrates.
• Reinforced Composites: Acts as a coupling agent in fiberglass, mineral-filled plastics, and rubber compounds to improve mechanical properties.
• Electronic Materials: Employed in the formulation of semiconductor encapsulants, printed circuit board laminates, and dielectric layers.
• Catalyst and Ligand Synthesis: Serves as a versatile precursor or ligand in organometallic chemistry and catalysis research.
• Hydrophobic Coatings: Imparts water-repellent characteristics to surfaces when used in silane-based coating formulations.

Basic Information

Product Name	3-Pyridyltriethoxysilane
CAS No.	129663-08-7
Molecular Formula	C11H19NO3Si
Molecular Weight	241.36 g/mol
Synonyms	3-(Triethoxysilyl)pyridine; Pyridin-3-yltriethoxysilane; 3-Pyridinyltriethoxysilane; 3-Pyridyltriethoxysilane; Triethoxy(3-pyridyl)silane; 3-Triethoxysilylpyridine; Silane, triethoxy-3-pyridinyl-; (Pyridin-3-yl)triethoxysilane
EINECS	Contact for details

Quality Control

Our 3-Pyridyltriethoxysilane is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and functional group verification, to ensure it meets exacting standards for industrial and research applications. A Certificate of Analysis (COA) detailing specific results is provided with every shipment to guarantee traceability and consistency.

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 degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (GC)	≥ 97.0%
Refractive Index (n20/D)	1.450 - 1.460
Density (g/mL, 25°C)	1.020 - 1.050

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