Description

((4-Ethynylphenyl)Ethynyl)Triisopropylsilane is a specialized organosilicon compound featuring a conjugated diyne system protected by a triisopropylsilyl (TIPS) group. This molecular architecture makes it a high-value building block for advanced materials synthesis, particularly in the field of molecular electronics and optoelectronics. It is primarily sought after by R&D chemists and material scientists working on conjugated polymers, organic semiconductors, and metal-organic frameworks (MOFs) where precise control over molecular structure and electronic properties is critical.

Application

• Organic Semiconductor Precursor: Serves as a key monomer for synthesizing conjugated polymers and small molecules used in organic field-effect transistors (OFETs) and organic light-emitting diodes (OLEDs).
• Molecular Wire Synthesis: Used in the construction of rigid, linear molecular wires and rods for studying electron transfer in nanoscale devices.
• Metal-Organic Framework (MOF) Linker: Acts as a functionalized linker to create MOFs with tailored porosity and electronic functionality for gas storage, separation, or catalysis.
• Click Chemistry Substrate: The terminal alkyne moiety allows for participation in copper-catalyzed azide-alkyne cycloaddition (CuAAC) reactions for polymer functionalization and bioconjugation.
• Surface Modification Agent: Can be used to functionalize silicon or other surfaces with ethynyl groups for subsequent grafting of organic layers.
• Pharmaceutical Intermediate: Potential use in the synthesis of complex drug candidates where the TIPS-protected diyne unit is a strategic intermediate.

Basic Information

Product Name	((4-Ethynylphenyl)Ethynyl)Triisopropylsilane
CAS No.	175345-90-1
Molecular Formula	C21H30Si
Molecular Weight	310.55 g/mol
Synonyms	1-((4-Ethynylphenyl)ethynyl)triisopropylsilane; 1,4-Bis(triisopropylsilylethynyl)benzene derivative; TIPS-protected diethynylbenzene; 4-((Triisopropylsilyl)ethynyl)phenylacetylene; (4-Ethynylphenylethynyl)triisopropylsilane; Silane, ((4-ethynylphenyl)ethynyl)triisopropyl-; TIPS-DEB
EINECS	Contact for details

Quality Control

Our production of ((4-Ethynylphenyl)Ethynyl)Triisopropylsilane adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C) under an inert atmosphere such as nitrogen or argon to prevent potential oxidation or moisture uptake. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥ 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.