Description

4-Chlorophenyldimethylsilane is a versatile organosilicon compound featuring a reactive Si-H bond and a chlorophenyl substituent. This unique structure makes it a valuable intermediate for introducing the 4-chlorophenyl moiety into silicon-based polymers and for performing hydrosilylation reactions. It is essential for manufacturers and R&D chemists in the advanced materials and specialty chemical sectors. Key applications include its use as a building block for silicone resins, surface modifiers, and in the synthesis of functional silanes for adhesion promotion.

Application

• Silicone Resin & Polymer Modification: Acts as a key monomer or cross-linking agent in the synthesis of specialty phenyl-containing silicone resins with enhanced thermal stability and refractive index.
• Surface Treatment & Coupling Agent Precursor: Used to synthesize silane coupling agents that improve adhesion between organic polymers and inorganic surfaces like glass, metals, or minerals.
• Hydrosilylation Reactions: The reactive Si-H bond participates in hydrosilylation with alkenes or alkynes, a fundamental reaction for creating custom organosilicon compounds and functional materials.
• Pharmaceutical & Agrochemical Intermediates: Serves as a synthetic building block for introducing the chlorophenyl group into more complex molecules in fine chemical synthesis.
• Advanced Material Research: Employed in R&D for developing novel hybrid organic-inorganic materials, coatings, and release agents with tailored properties.

Basic Information

Product Name	4-Chlorophenyldimethylsilane
CAS No.	1432-31-1
Molecular Formula	C8H11ClSi
Molecular Weight	170.71 g/mol
Synonyms	Dimethyl(4-chlorophenyl)silane; (4-Chlorophenyl)dimethylsilane; p-Chlorophenyldimethylsilane; Chlorodimethylphenylsilane (isomer specific); Silane, dimethyl(4-chlorophenyl)-; NSC 163081
EINECS	215-867-7

Quality Control

Our production of 4-Chlorophenyldimethylsilane adheres to stringent quality management protocols. Every batch is analyzed using advanced techniques including GC, NMR, and FTIR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with each shipment to guarantee it meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C to maximize stability. Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	~1.02 g/cm³
Refractive Index (n20D)	~1.515

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