Description

((4-((4-Fluorophenyl)Ethynyl)Phenyl)-Ethynyl)Trimethylsilane is a high-purity, functionalized organosilicon building block featuring a conjugated ethynyl linker system terminated with a trimethylsilyl protecting group. This compound is critical for advanced materials science and pharmaceutical research, where it serves as a key precursor for constructing complex molecular architectures. It is primarily utilized by R&D chemists and process engineers in the fields of organic electronics, liquid crystals, and medicinal chemistry for cross-coupling reactions and polymer synthesis.

Application

• Organic Semiconductor Precursor: A key monomer for synthesizing conjugated polymers and small molecules used in OLEDs, OFETs, and organic photovoltaic cells.
• Pharmaceutical Intermediate: Used in the synthesis of targeted drug candidates, particularly those requiring rigid, fluorinated aromatic scaffolds.
• Liquid Crystal Materials: Serves as a building block for creating novel mesogens with tailored optical and electronic properties.
• Cross-Coupling Reactions: An essential substrate in Sonogashira, Heck, and other palladium-catalyzed coupling reactions to form extended π-systems.
• Material Science Research: Employed in developing advanced coatings, sensors, and non-linear optical (NLO) materials.
• Protecting Group Strategy: The trimethylsilyl group can be selectively removed, allowing for sequential functionalization in multi-step synthetic routes.

Basic Information

Product Name	((4-((4-Fluorophenyl)Ethynyl)Phenyl)-Ethynyl)Trimethylsilane
CAS No.	910467-79-7
Molecular Formula	C19H17FSi
Molecular Weight	292.42 g/mol
Synonyms	1-((4-((4-Fluorophenyl)ethynyl)phenyl)ethynyl)trimethylsilane; Trimethyl[4-[(4-fluorophenyl)ethynyl]phenylethynyl]silane; 4-((4-Fluorophenylethynyl)phenylethynyl)trimethylsilane; TMS-Protected Diyne Fluorobenzene Derivative; ((4-((4-Fluorophenyl)Ethynyl)Phenyl)-Ethynyl)Trimethylsilane; 1-Trimethylsilyl-4-((4-fluorophenyl)ethynyl)phenylethyne
EINECS	Contact for details

Quality Control

Our production of ((4-((4-Fluorophenyl)Ethynyl)Phenyl)-Ethynyl)Trimethylsilane adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot undergoes comprehensive analysis including HPLC for purity and NMR for structural confirmation. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profile is provided with every shipment.

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). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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