Description

Methyltri-n-Octylsilane is a high-purity organosilicon compound, specifically a trialkylsilane derivative. This specialty chemical serves as a versatile intermediate and functional additive, valued for its hydrophobic properties and ability to modify surface characteristics. It is essential for manufacturers in the silicone polymer, advanced materials, and specialty chemical synthesis sectors seeking to enhance product performance and stability.

Application

• Silicone Polymer Modification: Acts as a chain extender or endblocking agent in the synthesis of specific silicone oils and elastomers.
• Surface Treatment Agent: Imparts hydrophobic and oleophobic properties to glass, minerals, and metal oxides.
• Chemical Intermediate: Used in the synthesis of more complex organosilicon compounds and silane coupling agents.
• Lubricant & Release Agent Formulation: Serves as a key component in high-performance lubricants and mold release agents for plastics and rubber.
• Adhesion Promoter: Enhances the bonding between organic polymers and inorganic substrates in composite materials.
• Pharmaceutical & Agrochemical Intermediates: Employed in the synthesis of active ingredients or formulation aids.

Basic Information

Product Name	Methyltri-n-Octylsilane
CAS No.	3510-72-3
Molecular Formula	C₂₅H₅₄Si
Molecular Weight	382.79 g/mol
Synonyms	Methyltrioctylsilane; n-Octylsilane, methyltri-; Trioctylmethylsilane; Methyltri-n-octylsilane; Silane, methyltrioctyl-; Methyltris(n-octyl)silane; 1,1,1-Trioctylmethylsilane
EINECS	222-508-8

Quality Control

Our Methyltri-n-Octylsilane is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including GC, NMR, and Karl Fischer titration, to ensure it meets the highest standards of purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Refractive Index (n20/D)	1.450 - 1.455
Density (20°C)	0.81 - 0.83 g/mL

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