Description

Tetrakis[(Trimethylsilyl)Ethynyl]Silane is a highly functionalized organosilicon compound featuring a central silicon atom bonded to four trimethylsilylethynyl groups. This unique molecular architecture makes it a valuable precursor and building block for advanced materials and complex molecular synthesis. It is primarily utilized by research institutions, pharmaceutical developers, and specialty chemical manufacturers working on silicon-based polymers, dendrimers, and novel organic electronic materials.

Application

• Precursor for Silicon-Carbon Rich Materials: Serves as a core monomer for synthesizing hyperbranched polymers and dendrimers with high silicon content.
• Cross-linking Agent: Used in the development of heat-resistant and durable silicone resins and elastomers due to its multiple reactive ethynyl sites.
• Building Block for Molecular Electronics: Employed in research for creating organic light-emitting diodes (OLEDs) and semiconductors where extended conjugation is desired.
• Surface Modification: Acts as a sophisticated silane coupling agent for advanced surface functionalization of nanoparticles and inorganic substrates.
• Catalyst and Ligand Development: Provides a framework for constructing complex ligand systems in organometallic chemistry and catalysis.
• High-Performance Composite Materials: Incorporated into formulations to enhance the thermal and mechanical properties of composite materials.

Basic Information

Product Name	Tetrakis[(Trimethylsilyl)Ethynyl]Silane
CAS No.	13888-92-1
Molecular Formula	C20H36Si5
Molecular Weight	425.00 g/mol
Synonyms	Silane, tetrakis[(trimethylsilyl)ethynyl]-; Tetrakis(trimethylsilylethynyl)silane; Tetrakis((trimethylsilyl)ethynyl)silane; Silatrane derivative precursor; TMS-acetylene silane; Perethynylated silane; Silicon tetra(trimethylsilylacetylide)
EINECS	Contact for details

Quality Control

Our Tetrakis[(Trimethylsilyl)Ethynyl]Silane is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including NMR, GC, and HPLC, to ensure high purity and batch-to-batch consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support custom synthesis and can tailor purity grades to meet specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its hygroscopic nature, the container should be kept sealed under an inert atmosphere (argon or nitrogen) to prevent moisture absorption and degradation. Recommended long-term storage temperature is between 2°C and 8°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (NMR)	Conforms to structure
Purity (GC/HPLC)	≥ 95% (Typical 97-99%)
Water Content (KF)	≤ 0.5%

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