Description

Tetraphenoxysilane is a high-purity organosilicon compound, specifically a tetraaryloxysilane, widely recognized by its CAS number 1174-72-7. It serves as a versatile chemical intermediate and cross-linking agent, valued for its ability to introduce silicon and phenoxy functionalities into advanced materials. This product is essential for manufacturers in the polymer, resin, and specialty chemical industries seeking to enhance material properties such as thermal stability and adhesion.

Application

• Cross-linking Agent: Used in the synthesis and modification of high-performance polymers, silicones, and epoxy resins to improve their mechanical strength and thermal resistance.
• Intermediate for Silicone Resins: A key precursor in the production of phenyl-modified silicone resins, which are used in high-temperature coatings, electrical insulation, and release agents.
• Adhesion Promoter: Incorporated into coating and adhesive formulations to enhance bonding to various substrates, including metals and plastics.
• Synthesis of Hybrid Materials: Employed in sol-gel processes to create organic-inorganic hybrid materials with tailored optical or mechanical properties.
• Lubricant & Grease Additive: Acts as a performance additive in specialty lubricants to reduce friction and wear under extreme conditions.
• Pharmaceutical & Agrochemical Intermediates: Serves as a building block in the synthesis of more complex molecules for pharmaceutical and agrochemical applications.

Basic Information

Product Name	Tetraphenoxysilane
CAS No.	1174-72-7
Molecular Formula	C24H20O4Si
Molecular Weight	400.50 g/mol
Synonyms	Silicon Tetraphenoxide; Phenoxysilane; Tetra(phenoxy)silane; Tetraphenyl Orthosilicate; Phenyl Orthosilicate; Tetraphenoxy Silane; Silane, tetraphenoxy-; Tetraphenoxysilan
EINECS	214-590-9

Quality Control

Our Tetraphenoxysilane is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity and consistency. A comprehensive Certificate of Analysis (COA) detailing assay, identity, and impurity profiles is provided with each shipment to guarantee compliance with your application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids, bases, and oxidizing agents. The product is moisture-sensitive; ensure containers are sealed after use to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Refractive Index (n20D)	1.570 - 1.580
Density (20°C)	1.10 - 1.15 g/cm³
Water Content (KF)	≤ 0.1%

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