Description

Silane,[1,4-Phenylenebis(Methylene)Bis]Triethyl- is a specialized organosilicon compound featuring a rigid p-phenylene bridge between two triethylsilyl groups. This unique structure makes it a valuable bifunctional coupling agent and surface modifier, crucial for enhancing the compatibility and adhesion between organic polymers and inorganic materials. It is primarily used by R&D chemists and material scientists in the advanced polymer, composite materials, and electronics industries to develop high-performance coatings, adhesives, and functionalized surfaces.

Application

• Surface Modification Agent: Used to functionalize glass, silica, metals, and other inorganic surfaces to improve adhesion and compatibility with organic resins and polymers.
• Polymer & Composite Crosslinker: Acts as a bifunctional crosslinking or chain-extending agent in silicone and organic polymer synthesis to enhance thermal and mechanical properties.
• Adhesive & Sealant Formulation: Incorporated into high-performance adhesives and sealants to improve bonding strength and environmental resistance.
• Electronics & Semiconductor Precursor: Serves as a key intermediate or surface treatment in the manufacture of electronic components, dielectric layers, and semiconductor devices.
• Reinforced Plastics & Composites: Enhances the interfacial bonding between reinforcing fibers (e.g., glass, carbon) and polymer matrices in composite materials.
• Research & Development: A critical reagent in organic synthesis and materials science research for creating novel hybrid organic-inorganic materials.

Basic Information

Product Name	Silane,[1,4-Phenylenebis(Methylene)Bis]Triethyl-
CAS No.	18724-34-0
Molecular Formula	C20H38Si2
Molecular Weight	334.70 g/mol
Synonyms	1,4-Bis(triethylsilylmethyl)benzene; p-Bis(triethylsilylmethyl)benzene; [1,4-Phenylenebis(methylene)]bis[triethylsilane]; Triethyl[1,4-phenylenebis(methylene)]bis[silane]; Bis(triethylsilylmethyl)benzene; α,α'-Bis(triethylsilyl)-p-xylene; BTSB
EINECS	Contact for details

Quality Control

Our production of Silane,[1,4-Phenylenebis(Methylene)Bis]Triethyl- adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical specifications are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and moisture. For long-term storage under optimal conditions, consider an inert atmosphere.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%

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