Description

((4-((4-((4-(Phenylethynyl)Phenyl) Ethynyl) Phenyl)Ethynyl)Phenyl)Ethynyl)Trimethylsilane is a high-purity, advanced organic intermediate featuring a rigid, extended conjugated system terminated by a trimethylsilyl protecting group. This molecular architecture is critical for applications requiring precise electronic properties and controlled reactivity. It is primarily utilized by R&D chemists and process engineers in the electronics, advanced materials, and pharmaceutical sectors for the synthesis of specialized polymers, molecular wires, and organic semiconductors.

Application

• Organic Semiconductor Precursor: Serves as a key building block for conjugated polymers and small molecules used in OLEDs, OFETs, and organic photovoltaic cells.
• Molecular Electronics: Used in the synthesis of rigid-rod molecular wires and components for molecular-scale devices due to its linear, ethynyl-bridged structure.
• Advanced Material Synthesis: Acts as a monomer or cross-linking agent for high-performance polymers with tailored thermal and optical properties.
• Pharmaceutical Intermediate: Employed in research for constructing complex molecular scaffolds in drug discovery programs.
• Surface Modification: The trimethylsilylacetylene end-group can be used for functionalizing surfaces or nanoparticles via coupling reactions.
• Liquid Crystal & Nonlinear Optical Materials: A valuable intermediate for creating materials with specific anisotropic or optoelectronic characteristics.

Basic Information

Product Name	((4-((4-((4-(Phenylethynyl)Phenyl) Ethynyl) Phenyl)Ethynyl)Phenyl)Ethynyl)Trimethylsilane
CAS No.	484067-45-0
Molecular Formula	C35H26Si
Molecular Weight	474.67 g/mol
Synonyms	1-((4-((4-((4-(Phenylethynyl)phenyl)ethynyl)phenyl)ethynyl)phenyl)ethynyl)trimethylsilane; Trimethyl[4-((4-((4-(phenylethynyl)phenyl)ethynyl)phenyl)ethynyl)phenylethynyl]silane; TMS-terminated Phenylene Ethynylene Trimer; p-Phenylene Ethynylene Oligomer (TMS end-capped); Aromatic acetylene silane derivative; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Every batch of ((4-((4-((4-(Phenylethynyl)Phenyl) Ethynyl) Phenyl)Ethynyl)Phenyl)Ethynyl)Trimethylsilane is manufactured and analyzed under strict quality management systems. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic methods, to ensure compliance with exacting R&D and production standards. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for your critical applications.

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). The compound is light-sensitive (store away from light) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent potential oxidation. Keep away from strong acids and oxidizing agents.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details

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