Description

3-Hexyl-1,1,1,5,5,5-Hexamethyl-3-[(Trimethylsilyl)Oxy]Trisiloxane is a specialized organosilicon compound, a hexyl-functionalized trisiloxane, valued for its unique combination of silicone properties and organic compatibility. Its structure makes it a versatile intermediate and functional additive, particularly effective in modifying surface properties and enhancing performance in demanding formulations. This chemical is essential for manufacturers in the personal care, coatings, and specialty materials industries seeking advanced silicone performance.

Application

• Personal Care & Cosmetics: Acts as a key ingredient in high-end hair conditioners, skin creams, and sunscreens, providing exceptional spreadability, a non-greasy feel, and enhanced water repellency.
• Release Agents & Mold Lubricants: Used in the production of polyurethane, rubber, and plastic parts to facilitate easy demolding and impart a superior surface finish.
• Surface Modification & Coupling Agent: Functions as a surface treatment for fillers (e.g., silica) and pigments to improve dispersion in organic matrices and enhance composite material properties.
• Waterproofing & Protective Coatings: Serves as a hydrophobic additive in coatings for textiles, leather, paper, and construction materials to impart durable water and stain resistance.
• Lubricants & Greases: Employed as a performance additive in specialty lubricants to reduce friction, improve thermal stability, and provide water resistance.
• Adhesives & Sealants: Used to modify rheology, improve wetting on substrates, and enhance the flexibility and durability of silicone-based formulations.
• Pharmaceutical & Agrochemical Intermediates: Utilized in the synthesis of more complex siloxane-based active ingredients or delivery agents.
• Electronics & Electrical: Potential application as a dielectric fluid or protective coating component due to its thermal and chemical stability.

Basic Information

Product Name	3-Hexyl-1,1,1,5,5,5-Hexamethyl-3-[(Trimethylsilyl)Oxy]Trisiloxane
CAS No.	60111-48-0
Molecular Formula	C16H44O4Si5
Molecular Weight	481.0 g/mol
Synonyms	Hexyltrisiloxane, TMS derivative; 3-Hexyl-1,1,1,5,5,5-hexamethyl-3-[(trimethylsilyl)oxy]trisiloxane; Hexyl-Pentamethyldisiloxanyloxy-dimethylsilane; Trisiloxane, 3-hexyl-1,1,1,5,5,5-hexamethyl-3-[(trimethylsilyl)oxy]-; (Hexyl-dimethyl-siloxy)-pentamethyl-disiloxane; TMS-hexyl-trisiloxane; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our production of 3-Hexyl-1,1,1,5,5,5-Hexamethyl-3-[(Trimethylsilyl)Oxy]Trisiloxane adheres to a strict quality management system. Every batch undergoes rigorous analytical testing, including GC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our commitment to quality ensures reliable performance in your formulations and compliance with relevant industry standards.

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 product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen) to prevent moisture absorption and degradation. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Hexyl Content	Confirmatory
Water Content (KF)	≤ 0.1%
Refractive Index (n20D)	Contact for details
Density (20°C)	Contact for details

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