Description

p-(Triethoxysilyl)Acetophenone CAS NO 438569-05-2 is a specialized organosilicon compound featuring a reactive acetophenone moiety linked to a triethoxysilyl group. This unique bifunctional structure makes it a valuable coupling agent and precursor for synthesizing advanced hybrid organic-inorganic materials. It is primarily utilized by R&D chemists and material scientists in industries focused on surface modification, adhesion promotion, and the development of functional polymers and coatings.

Application

• Surface Modification Agent: Used to functionalize inorganic surfaces like glass, silica, and metals, introducing a reactive ketone group for further chemical grafting.
• Adhesion Promoter: Enhances the bonding between organic polymers (e.g., epoxies, polyurethanes) and inorganic substrates in coatings, sealants, and composites.
• Silane Coupling Agent: Acts as a molecular bridge in composite materials, improving interfacial strength and durability.
• Precursor for Functional Materials: Serves as a key building block in sol-gel chemistry for creating hybrid organic-inorganic networks with tailored properties.
• Chemical Synthesis Intermediate: The reactive acetophenone group allows for further organic transformations, making it useful in pharmaceutical and fine chemical research.
• Crosslinking Agent: Can be employed in the formulation of specialty resins and polymers requiring controlled crosslinking.

Basic Information

Product Name	p-(Triethoxysilyl)Acetophenone
CAS No.	438569-05-2
Molecular Formula	C14H22O4Si
Molecular Weight	282.41 g/mol
Synonyms	4-(Triethoxysilyl)acetophenone; 1-[4-(Triethoxysilyl)phenyl]ethanone; p-Acetylphenyltriethoxysilane; 4-Acetylphenyltriethoxysilane; (4-Acetylphenyl)triethoxysilane; Acetophenone, 4'-(triethoxysilyl)-; Triethoxy(4-acetylphenyl)silane
EINECS	Contact for details

Quality Control

Our p-(Triethoxysilyl)Acetophenone is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC, HPLC, NMR, and FTIR to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Refractive Index (n20D)	1.480 - 1.490
Density (g/mL at 20°C)	1.02 - 1.06

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