Description

Trimethylsioxysilicate is a versatile organosilicon compound with significant utility in advanced material synthesis. Its primary value lies in its role as a key precursor for creating silicon-based polymers, coatings, and surface-modifying agents. This product is essential for industries focused on developing high-performance materials, including specialty chemicals, electronics, and advanced coatings.

Application

• Silicate Precursor: Acts as a fundamental building block for the synthesis of complex silicate and organosilicate materials.
• Surface Modification Agent: Used to treat surfaces to impart hydrophobic, oleophobic, or other specific functional properties.
• Crosslinking Agent: Serves as a crosslinker in polymer formulations to enhance thermal stability and mechanical strength.
• Electronic Materials: Employed in the production of dielectric layers, passivation coatings, and other components in semiconductor and microelectronics manufacturing.
• Protective Coatings: A key ingredient in formulating high-temperature, corrosion-resistant, and weatherproof coatings.
• Adhesives & Sealants: Used to improve the performance and durability of silicone-based adhesives and sealants.
• Catalyst & Reagent: Functions as a reagent or catalyst in various organic and inorganic synthesis processes.
• Research & Development: A critical compound for R&D in material science, nanotechnology, and novel polymer development.

Basic Information

Product Name	Trimethylsioxysilicate
CAS No.	56275-01-5
Molecular Formula	C3H10O4Si
Molecular Weight	138.20 g/mol
Synonyms	Trimethoxysilanol; Methyl orthosilicate, trimethyl ester; Silicic acid (H4SiO4), trimethyl ester; Trimethyl silicate; Trimethyl orthosilicate; TMOS; Trimethoxysilanol, O-methylated; (Trimethyloxy)silanol
EINECS	Contact for details

Quality Control

Our Trimethylsioxysilicate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling. Certificates of Analysis (COA) documenting all test results are provided and available upon request to support your quality assurance protocols.

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, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Density (20°C)	1.02 - 1.05 g/cm³
Refractive Index (20°C)	1.365 - 1.375

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