Description

Phenyldimethylacetoxysilane is a versatile organosilicon compound widely used as a key intermediate and functionalizing agent. Its value lies in its ability to introduce the phenyldimethylsilyl group, modifying material properties for enhanced performance. This chemical is essential for manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors seeking to develop novel compounds and improve product characteristics.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and for protecting sensitive functional groups during complex multi-step reactions.
• Agrochemical Synthesis: Serves as a building block for creating advanced pesticides, herbicides, and plant growth regulators with tailored properties.
• Surface Modification Agent: Applied to treat inorganic surfaces like silica or glass, improving hydrophobicity, dispersion, and compatibility with organic matrices.
• Silicone Resin & Polymer Modifier: Incorporated into silicone formulations to influence cross-linking behavior, thermal stability, and mechanical strength of the final polymer.
• Coupling Agent in Composites: Enhances the interfacial adhesion between organic polymers and inorganic fillers or reinforcements in composite materials.
• Laboratory Reagent: Employed in research and development for organic synthesis, particularly in methodologies involving silylation for protection or temporary modification.

Basic Information

Product Name	Phenyldimethylacetoxysilane
CAS No.	17887-60-4
Molecular Formula	C10H14O2Si
Molecular Weight	194.30 g/mol
Synonyms	Acetoxydimethylphenylsilane; Dimethylphenylacetoxysilane; Phenyl(dimethyl)acetoxysilane; (Acetoxy)dimethylphenylsilane; Acetic acid dimethylphenylsilyl ester; Dimethyl(phenyl)silyl acetate; NSC 163083; (Dimethylphenylsilyl) acetate
EINECS	241-235-7

Quality Control

Our Phenyldimethylacetoxysilane is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting key parameters such as assay and impurity profiles. Our quality commitment ensures the material meets the stringent requirements for use in regulated synthesis and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after initial opening to prevent degradation. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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