Description

[(1-Ethyldecyl)Oxy]Trimethylsilane is a specialized organosilicon compound, a key intermediate in the synthesis of advanced silicone-based materials. Its unique branched alkyl chain structure provides exceptional hydrophobicity and compatibility with organic polymers, making it a valuable asset for formulators. This product is essential for manufacturers in the personal care, coatings, and specialty chemical industries seeking to enhance product performance through surface modification and controlled release.

Application

• Silicone Surfactant & Emulsifier: Used as a key component in the formulation of high-performance silicone polyethers for personal care products (e.g., shampoos, conditioners) and industrial emulsions.
• Surface Treatment Agent: Imparts water repellency and improved adhesion to inorganic fillers (like silica) and pigments for use in composite materials and coatings.
• Lubricant & Release Agent Intermediate: Serves as a precursor for synthesizing specialized silicone oils and fluids used in mold release applications and high-temperature lubricants.
• Pharmaceutical & Cosmetic Excipient: Employed in the synthesis of silicone-based carriers for controlled drug delivery and as a skin-feel modifier in cosmetic formulations.
• Adhesive & Sealant Modifier: Enhances the flexibility, weather resistance, and adhesion properties of silicone and organic polymer-based adhesives and sealants.
• Chemical Synthesis Building Block: Acts as a protected silanol equivalent or an alkylating agent in organic and organometallic synthesis for research and fine chemical production.

Basic Information

Item	Details
Product Name	[(1-Ethyldecyl)Oxy]Trimethylsilane
CAS No.	39789-26-9
Molecular Formula	C₁₅H₃₄OSi
Molecular Weight	258.52 g/mol
Synonyms	Trimethyl[(1-ethyldecyl)oxy]silane; (1-Ethyldecyloxy)trimethylsilane; 3-Undecyloxytrimethylsilane; Silane, [(1-ethyldecyl)oxy]trimethyl-; Decyl, 1-ethyl-, oxytrimethylsilane; O-[(1-Ethyldecyl)]trimethylsilanol (ether); O-(3-Undecyl)trimethylsilanol
EINECS	Contact for details

Quality Control

Our production of [(1-Ethyldecyl)Oxy]Trimethylsilane adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including GC (Gas Chromatography) for purity and identity confirmation, to ensure consistency and compliance with agreed specifications. Certificates of Analysis (COA) documenting all critical quality attributes are provided with each shipment and are available upon request.

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 container should be kept tightly sealed when not in use to minimize moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	0.82 - 0.86 g/mL
Refractive Index (n20/D)	1.425 - 1.435

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