Description

Triethylpentoxysilane is a specialized organosilicon compound with the CAS registry number 14629-52-8. This chemical serves as a versatile intermediate and functional additive, valued for its ability to modify surface properties and act as a coupling agent. It is essential for manufacturers and R&D teams in the silicone polymer, coatings, and advanced materials sectors seeking to enhance product performance and stability.

Application

• Silicone Resin & Polymer Modification: Acts as a cross-linking agent or chain terminator to tailor the mechanical and thermal properties of silicone-based materials.
• Surface Treatment & Coatings: Used as an adhesion promoter and hydrophobic agent in protective coatings, paints, and primers for metals, glass, and plastics.
• Electronics & Encapsulation: Employed in the formulation of potting compounds, sealants, and insulating materials for electronic components.
• Rubber & Elastomer Processing: Functions as a processing aid and reinforcing agent to improve the dispersion of fillers and the final product's durability.
• Chemical Synthesis Intermediate: A key building block for synthesizing more complex organosilicon molecules and specialty silanes.
• Adhesives & Sealants: Enhances moisture resistance, adhesion, and flexibility in high-performance industrial and construction adhesives.

Basic Information

Product Name	Triethylpentoxysilane
CAS No.	14629-52-8
Molecular Formula	C11H26O5Si
Molecular Weight	266.41 g/mol
Synonyms	Pentyltriethoxysilane; Triethoxypentylsilane; Triethoxy(n-pentyl)silane; n-Pentyltriethoxysilane; Silane, pentyltriethoxy-; 1-Triethoxysilylpentane; Amyltriethoxysilane; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our Triethylpentoxysilane is produced under stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing all relevant specifications are available upon request to support your quality assurance and regulatory compliance needs.

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 after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	0.90 - 0.92 g/mL
Refractive Index (n20/D)	1.405 - 1.415
Water Content (KF)	≤ 0.5%

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