Description

Ethynylcyclopentyldiethylsilane is a specialized organosilicon compound featuring a reactive ethynyl group attached to a cyclopentyl-diethylsilane scaffold. This unique structure makes it a valuable building block in advanced organic synthesis, particularly for the construction of complex molecular architectures. It is primarily utilized by researchers and manufacturers in the pharmaceutical and advanced materials sectors for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the development of novel drug candidates, particularly for introducing silicon-containing moieties or alkyne functional groups for click chemistry applications.
• Organic Synthesis Building Block: Used in cross-coupling reactions, hydrosilylation, and other catalytic processes to create complex organic molecules for research and development.
• Material Science Research: Employed in the synthesis of specialty silicon-based polymers, dendrimers, or hybrid organic-inorganic materials with tailored properties.
• Ligand and Catalyst Development: Acts as a precursor for creating novel ligands or organometallic catalysts used in asymmetric synthesis.
• Agrochemical Research: Utilized in the discovery and synthesis of new active ingredients for crop protection products.

Basic Information

Product Name	Ethynylcyclopentyldiethylsilane
CAS No.	1400177-96-9
Molecular Formula	C11H20Si
Molecular Weight	180.36 g/mol
Synonyms	Diethyl(ethynylcyclopentyl)silane; Ethynylcyclopentyl-diethylsilane; Cyclopentyldiethyl(ethynyl)silane; (Ethynylcyclopentyl)diethylsilane; Silane, diethyl(ethynylcyclopentyl)-; 1-[(Diethylsilyl)ethynyl]cyclopentane
EINECS	Contact for details

Quality Control

Our Ethynylcyclopentyldiethylsilane is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC/HPLC for purity and identity confirmation via NMR and FT-IR spectroscopy, to ensure it meets high-purity standards suitable for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications 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). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to maintain stability and purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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