Description

Silane, Cyclopentyldimethoxy- (9Ci) is a specialized organosilicon compound, also identified by CAS NO 251648-21-2. This chemical serves as a versatile silane coupling agent and a key synthetic intermediate, enabling the modification of material surfaces and the creation of novel silicon-based architectures. It is essential for industries focused on advanced materials, where precise chemical functionality and reliable performance are critical.

Application

• As a silane coupling agent to enhance the adhesion between organic polymers and inorganic surfaces like glass, metals, or minerals.
• A key precursor or intermediate in the synthesis of more complex organosilicon compounds and specialty silicones.
• Surface modification agent for fillers and pigments to improve their dispersion and compatibility within plastic and composite matrices.
• Used in the formulation of adhesives, sealants, and coatings to improve moisture resistance and durability.
• Potential applications in the development of pharmaceutical intermediates and agrochemicals due to its reactive silane functionality.
• Research and development of novel hybrid organic-inorganic materials (ORMOSIL) for optical, electronic, or biomedical applications.

Basic Information

Product Name	Silane, Cyclopentyldimethoxy- (9Ci)
CAS No.	251648-21-2
Molecular Formula	C7H16O2Si
Molecular Weight	160.29 g/mol
Synonyms	Cyclopentyldimethoxysilane; Dimethoxy(cyclopentyl)silane; Cyclopentyl(dimethoxy)silane; Cyclopentyl(dimethoxy)silane (9CI); Cyclopentyldimethoxysilane; (Dimethoxysilyl)cyclopentane
EINECS	Contact for details

Quality Control

Our Cyclopentyldimethoxysilane is produced under stringent quality management protocols. Each batch undergoes rigorous analytical testing, including GC and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing the specific results are provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20/D)	1.420 - 1.430
Density (g/mL at 20°C)	0.90 - 0.95

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