Description

Chlorodimethylsilane is a highly reactive organosilicon compound primarily used as a versatile building block in organic synthesis and silicone chemistry. Its value lies in its ability to introduce the dimethylsilyl group and serve as a precursor for more complex silanes and silicone polymers. This chemical is essential for manufacturers and R&D facilities in the pharmaceutical, agrochemical, and advanced materials sectors, where it is used to create silane coupling agents, surface modifiers, and specialized silicone intermediates.

Application

• Silylation Reagent: Used to protect hydroxyl groups in the synthesis of complex organic molecules, including pharmaceuticals and natural products.
• Silane Coupling Agent Precursor: A key starting material for manufacturing various silane coupling agents used to improve adhesion between organic polymers and inorganic surfaces like glass, metals, and minerals.
• Surface Modification: Employed to hydrophobize or functionalize the surface of silica, glass, and other metal oxides for advanced material applications.
• Silicone Intermediate: Serves as a monomer or intermediate in the production of specific silicone oils, resins, and elastomers.
• Laboratory Reagent: Utilized in research and development for introducing silicon into molecular frameworks and exploring new organosilicon chemistry.
• Agrochemical Synthesis: Acts as an intermediate in the production of certain silicon-containing active ingredients or formulation additives.

Basic Information

Product Name	Chlorodimethylsilane
CAS No.	1066-35-9
Molecular Formula	C2H7ClSi
Molecular Weight	94.62 g/mol
Synonyms	Dimethylchlorosilane; Dimethylsilyl chloride; Chlorodimethylsilane; Dimethylmonochlorosilane; Monochlorodimethylsilane; DMCS; (Chloromethyl)methylsilane; Silane, chlorodimethyl-
EINECS	213-912-0

Quality Control

Our Chlorodimethylsilane is produced under stringent quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for industrial and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat, sparks, and open flame. Due to its highly volatile and moisture-sensitive nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis and maintain product integrity. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Density (at 20°C)	0.87 - 0.89 g/mL
Boiling Point	35 - 36°C
Water Content (KF)	≤ 0.1%

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