Description

Chloromethyldimethylphenylsilane is a versatile organosilicon reagent featuring a reactive chloromethyl group attached to a silicon center. This compound matters as a key building block for introducing the phenyldimethylsilyl group into organic molecules, enabling the synthesis of advanced materials and specialty chemicals. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and polymer industries for applications ranging from protective group chemistry to the creation of silicone-based polymers.

Application

• Pharmaceutical Intermediates: Serves as a crucial reagent in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing silicon-containing moieties.
• Agrochemical Synthesis: Used in the production of silicon-based pesticides and herbicides, where the silane group can enhance biological activity or environmental stability.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the synthesis of specialty silicones, siloxane polymers, and hybrid organic-inorganic materials.
• Surface Modification: Employed to functionalize silica, glass, or other inorganic surfaces, altering their hydrophobicity, adhesion, or reactivity.
• Protective Group Chemistry: The chloromethyl group can be used to attach the silane to alcohols or other functionalities, acting as a protecting group in complex multi-step organic syntheses.
• Adhesive & Sealant Formulations: Incorporated as an adhesion promoter or cross-linker in high-performance silicone-based adhesives and sealants.

Basic Information

Product Name	Chloromethyldimethylphenylsilane
CAS No.	1833-51-8
Molecular Formula	C9H13ClSi
Molecular Weight	184.74 g/mol
Synonyms	(Chloromethyl)dimethylphenylsilane; Dimethyl(phenyl)(chloromethyl)silane; Phenyl(chloromethyl)dimethylsilane; Chloromethyldimethyl(phenyl)silane; Silane, chloromethyldimethylphenyl-; (Chloromethyl)phenyldimethylsilane; NSC 163081; Phenyl(chloromethyl)dimethylsilane
EINECS	217-406-7

Quality Control

Our Chloromethyldimethylphenylsilane 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, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	1.00 - 1.05 g/mL
Refractive Index (n20D)	1.510 - 1.520

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