Description

Octaethoxy-1,3,5-Trisilapentane is a high-purity organosilicon compound, specifically a branched-chain ethoxysilane. This chemical serves as a versatile and critical precursor in advanced material synthesis, valued for its ability to introduce specific silicon-oxygen frameworks. It is primarily sought after by manufacturers in the electronics, specialty coatings, and advanced ceramics industries for developing high-performance materials.

Application

• Sol-Gel Precursor: A key starting material for synthesizing silica-based and hybrid organic-inorganic gels with controlled porosity and structure.
• Electronic Encapsulants & Underfills: Used in the formulation of high-purity, thermally stable protective materials for semiconductor devices and microelectronics.
• Specialty Coatings Binder: Imparts hardness, chemical resistance, and adhesion in protective and functional coatings for optical, automotive, and industrial applications.
• Ceramic & Glass Modification: Acts as a cross-linking agent or additive to modify the properties of ceramics and glasses, enhancing durability or introducing specific functionalities.
• Surface Modification Agent: Used to functionalize the surface of nanoparticles, fillers, or substrates to improve compatibility with polymer matrices.
• Research & Development: Employed in academic and industrial R&D for exploring new silicon-based polymers, nanocomposites, and porous materials.

Basic Information

Product Name	Octaethoxy-1,3,5-Trisilapentane
CAS No.	1263429-91-9
Molecular Formula	C22H54O8Si3
Molecular Weight	530.91 g/mol
Synonyms	1,1,1,3,5,5,5-Heptaethoxy-3-(triethoxysilyl)pentane; Tris[2-(triethoxysilyl)ethyl]methane; Tris(triethoxysilylethyl)methane; Octaethoxytrisilapentane; Branched Ethoxysilane; Silicon Alkoxide Crosslinker
EINECS	Contact for details

Quality Control

Every batch of Octaethoxy-1,3,5-Trisilapentane is manufactured and tested under a strict quality management system. We ensure high lot-to-lot consistency through advanced analytical techniques including GC, NMR, and Karl Fischer titration. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and key physical parameters is provided with each shipment to guarantee it meets your precise 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 and under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Refractive Index (n20D)	1.410 - 1.420
Density (20°C)	1.00 - 1.05 g/mL

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