Description

Tetrakis(Phenylethynyl)Silane is a specialized organosilicon compound featuring four phenylethynyl groups bonded to a central silicon atom. This unique molecular architecture makes it a valuable precursor and building block in advanced materials science, particularly for its role in cross-linking and polymerization reactions. It is essential for researchers and manufacturers in the fields of high-performance polymers, specialty resins, and electronic materials who require precise molecular control and thermal stability.

Application

• As a key cross-linking agent or curing agent in the synthesis of high-temperature resistant polymers and thermosetting resins.
• As a monomer or precursor for silicon-containing acetylene polymers with applications in aerospace and defense coatings.
• In the development of advanced ceramic precursors for silicon carbide (SiC) or silicon carbonitride (SiCN) materials via pyrolysis.
• For research into molecular electronics and organic semiconductors due to its conjugated ethynylphenyl system.
• As a reactive intermediate in organic synthesis to introduce silicon and aromatic acetylene functionalities.
• In the formulation of specialty adhesives and sealants designed for extreme environments.

Basic Information

Product Name	Tetrakis(Phenylethynyl)Silane
CAS No.	18769-86-3
Molecular Formula	C32H20Si
Molecular Weight	432.59 g/mol
Synonyms	Silane, tetrakis(phenylethynyl)-; Tetrakis(phenylethynyl)silane; Tetrakis((phenylethynyl))silane; Silatrane, tetrakis(phenylethynyl)- derivative; Silicon tetrakis(phenylethynyl); Phenylethynylsilane tetramer (related); TPS (common abbreviation); 1,1,1,1-Tetrakis(phenylethynyl)silane
EINECS	Contact for details

Quality Control

Our Tetrakis(Phenylethynyl)Silane is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing to ensure high purity and consistent performance. We provide traceable Certificates of Analysis (COA) with key parameters including assay, identity confirmation, and impurity profiles. Our quality commitment supports R&D reproducibility and scale-up reliability for industrial customers.

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). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	Off-white to light yellow powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	Contact for details

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