Description

Allyloxytrimethylsilane is a versatile organosilicon compound featuring both an allyl ether and a trimethylsilyl group. This unique structure makes it a valuable intermediate for introducing silicon-containing functional groups into polymers and organic molecules. It is particularly sought after by manufacturers in the silicone, pharmaceutical, and specialty chemical industries for applications ranging from surface modification to cross-linking. Allyloxytrimethylsilane CAS NO 18146-00-4 is a key reagent for chemists developing advanced materials with tailored properties.

Application

• Silicone Cross-linking Agent: Used in the production of addition-cure silicone rubbers and resins, where it acts as a cross-linker to enhance thermal stability and mechanical strength.
• Surface Modification Reagent: Employed to functionalize inorganic surfaces (e.g., glass, silica) with organic allyl groups, improving adhesion and compatibility in composite materials.
• Organic Synthesis Intermediate: Serves as a protected allyl alcohol equivalent or a silylating agent in the synthesis of complex pharmaceutical intermediates and fine chemicals.
• Adhesive & Sealant Formulations: Incorporated into formulations to improve moisture resistance and promote adhesion to various substrates.
• Polymer Modification: Used to graft silicon-containing side chains onto polymer backbones, imparting properties like hydrophobicity, lubricity, or UV stability.
• Coupling Agent for Fillers: Enhances the dispersion and bonding of mineral fillers (e.g., silica, clay) within polymer matrices, leading to improved composite performance.

Basic Information

Item	Details
Product Name	Allyloxytrimethylsilane
CAS No.	18146-00-4
Molecular Formula	C6H14OSi
Molecular Weight	130.26 g/mol
Synonyms	Trimethyl(2-propenyloxy)silane; Allyl Trimethylsilyl Ether; 2-Propenyloxytrimethylsilane; (Allyloxy)trimethylsilane; Silane, trimethyl(2-propenyloxy)-; O-Allyl-O'-trimethylsilane; ATMS
EINECS	242-048-9

Quality Control

Our Allyloxytrimethylsilane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) and Nuclear Magnetic Resonance (NMR), to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, keep containers tightly sealed when not in use. Recommended storage temperature is 2-25°C.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Density (at 20°C)	0.78 - 0.82 g/mL
Refractive Index (n20D)	1.400 - 1.404
Water Content (KF)	≤ 0.1%

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