Description

2-(2-Pyridylethyl)Thiopropyltrimethoxysilane is a specialized bifunctional organosilane coupling agent that integrates a pyridyl nitrogen donor and a hydrolyzable trimethoxysilyl group. This unique molecular structure makes it a critical component for creating durable chemical bridges between inorganic substrates and organic polymers or coatings. It is essential for manufacturers and formulators in advanced materials sectors who require enhanced adhesion, surface modification, and specific chemical functionality. The compound is supplied to meet the stringent demands of industrial and research applications.

Application

• As a coupling agent and adhesion promoter in rubber-to-metal bonding systems and tire cord adhesives.
• For surface modification of fillers (e.g., silica, carbon black) to improve dispersion and reinforcement in silicone and organic polymer composites.
• As a key intermediate in the synthesis of specialty polymers and resins with tailored properties for coatings and sealants.
• In the formulation of primers and coatings to enhance corrosion resistance and adhesion on metallic surfaces like aluminum and steel.
• For the functionalization of nanoparticles and glass surfaces to introduce pyridyl ligands for further chemical attachment or catalytic applications.
• As a potential chelating agent or metal ligand precursor in the development of catalysts and sensor materials.

Basic Information

Product Name	2-(2-Pyridylethyl)Thiopropyltrimethoxysilane
CAS No.	29098-72-4
Molecular Formula	C13H23NO3SSi
Molecular Weight	301.48 g/mol
Synonyms	3-((2-(Pyrid-2-yl)ethyl)thio)propyltrimethoxysilane; (3-((2-(2-Pyridyl)ethyl)thio)propyl)trimethoxysilane; Pyridylethylthiopropyltrimethoxysilane; Silane A-2120 (Trade Name Equivalent); N-[3-(Trimethoxysilyl)propyl]-2-(2-pyridylethyl)thioacetamide (related); 2-Pyridylethylthiopropyltrimethoxysilane; PESPTS; Thiopropyl Pyridylethyl Trimethoxysilane
EINECS	Contact for details

Quality Control

Our production of 2-(2-Pyridylethyl)Thiopropyltrimethoxysilane adheres to strict quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistency, purity, and performance. Certificates of Analysis (COA) detailing key specifications such as assay, identity, and impurity profiles are available upon request. We are committed to meeting the quality standards required for industrial and research applications.

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). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis and degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC or HPLC)	≥ 95.0%
Refractive Index (n20/D)	1.480 - 1.495
Density (g/mL, 25°C)	1.05 - 1.10

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