Description

Pyridine, 4-(Triethoxysilyl)- (9Ci) is a specialized organosilicon compound that combines a pyridine heterocycle with a triethoxysilyl functional group. This unique structure makes it a valuable silane coupling agent and surface modifier, capable of forming strong bonds between inorganic materials and organic polymers. It is essential for manufacturers in the advanced composites, adhesives, and coatings industries seeking to enhance material performance and durability.

Application

• Surface Treatment for Fillers and Reinforcements: Used to modify the surface of glass fibers, silica, and other minerals to improve their compatibility and adhesion within polymer matrices like epoxies, polyurethanes, and polyamides.
• Adhesive and Sealant Formulations: Acts as an adhesion promoter, significantly enhancing bond strength and moisture resistance in high-performance structural adhesives and sealants.
• Composite Material Manufacturing: A key additive in fiber-reinforced plastics (FRP) and other composite systems to optimize the interface between the reinforcement and the resin, leading to superior mechanical properties.
• Protective and Functional Coatings: Incorporated into coating systems to improve corrosion resistance, scratch resistance, and adhesion to metallic or mineral substrates.
• Rubber Compounding: Enhances the bonding between silica fillers and rubber polymers, improving the wear resistance and mechanical strength of tires and industrial rubber goods.
• Chemical Synthesis Intermediate: Serves as a versatile building block in organic synthesis for creating more complex molecules with specific surface-active properties.

Basic Information

Product Name	Pyridine, 4-(Triethoxysilyl)- (9Ci)
CAS No.	166262-04-0
Molecular Formula	C11H19NO3Si
Molecular Weight	241.36 g/mol
Synonyms	4-(Triethoxysilyl)pyridine; 4-Pyridyltriethoxysilane; 4-Pyridyltriethoxysilane; (4-Pyridyl)triethoxysilane; Triethoxy(4-pyridyl)silane; Silane, triethoxy(4-pyridyl)-; 4-Triethoxysilylpyridine; 4-Pyridinyltriethoxysilane
EINECS	Contact for details

Quality Control

Our production of Pyridine, 4-(Triethoxysilyl)- adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing, including GC/HPLC for purity and identity verification, to ensure consistency and compliance with agreed specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and support your quality assurance protocols.

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 compound is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent degradation from atmospheric moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	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 at 25°C)	1.00 - 1.05

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