Description

1,1,1,3,3,3-Hexamethoxytrisilane is a versatile organosilicon compound that serves as a key precursor for advanced silicon-based materials. Its value lies in its ability to act as a cross-linking agent and a source of silicon-oxygen networks, enabling the synthesis of high-performance coatings, resins, and ceramics. This chemical is essential for manufacturers and R&D facilities in the electronics, optics, and specialty polymer industries seeking to enhance material properties like thermal stability and adhesion.

Application

• Sol-Gel Precursor: Used in the synthesis of silica and silicate-based materials for optical, electronic, and protective coatings.
• Cross-Linking Agent: Imparts improved mechanical strength and thermal resistance to silicone resins and elastomers.
• Surface Modification: Functions as a coupling agent to modify inorganic surfaces (e.g., glass, metals) for better adhesion with organic polymers.
• Ceramic and Composite Manufacturing: Serves as a preceramic polymer for producing silicon oxycarbide (SiOC) ceramics via pyrolysis.
• Electronic Materials: Employed in the fabrication of low-k dielectric films and passivation layers in semiconductor devices.
• Adhesive and Sealant Formulations: Enhances the performance and durability of high-temperature adhesives and sealants.
• Research & Development: A valuable building block in academic and industrial labs for developing novel hybrid organic-inorganic materials.

Basic Information

Product Name	1,1,1,3,3,3-Hexamethoxytrisilane
CAS No.	53518-41-5
Molecular Formula	C9H24O6Si3
Molecular Weight	312.55 g/mol
Synonyms	Tris(trimethoxysilyl)methane; Methanetriyltris(trimethoxysilane); Hexamethoxymethyltrisilane; Tris(trimethoxysilyl)methane; 1,1,1,3,3,3-Hexamethoxy-2-methylidenetrisilane; HMTS; Trisilane, hexamethoxy-
EINECS	Contact for details

Quality Control

Our 1,1,1,3,3,3-Hexamethoxytrisilane is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee compliance with your specific application 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 nature, the container must be kept tightly sealed under a dry inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Density (at 20°C)	~1.05 g/cm³
Refractive Index (n20D)	~1.395

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