Description

Bis(Chloromethyl)Dimethylsilane is a versatile organosilicon compound that serves as a critical bifunctional building block in advanced organic synthesis. Its molecular structure, featuring two reactive chloromethyl groups attached to a dimethylsilane core, makes it invaluable for introducing silicon-containing moieties and creating complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries who require precise and reliable intermediates for developing new materials and active ingredients.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel silicon-containing drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Serves as a key precursor for creating silicon-based pesticides, herbicides, and plant growth regulators.
• Polymer & Material Science: Acts as a cross-linking agent or monomer for producing specialty silicones, siloxane polymers, and hybrid organic-inorganic materials.
• Surface Modification: Employed to functionalize surfaces (e.g., silica, glass) with chloromethyl groups for further chemical grafting.
• Ligand & Catalyst Preparation: Utilized in the preparation of sophisticated ligands for catalysis and organometallic chemistry.
• Adhesive & Sealant Formulations: Incorporated as a reactive component to enhance the properties of high-performance adhesives and sealants.

Basic Information

Product Name	Bis(Chloromethyl)Dimethylsilane
CAS No.	2917-46-6
Molecular Formula	C4H10Cl2Si
Molecular Weight	157.11 g/mol
Synonyms	Dimethylbis(chloromethyl)silane; Dichloromethyl Dimethylsilane (ambiguous); (Chloromethyl)dimethylchloromethylsilane; 1,1'-(Dimethylsilylene)bis(chloromethane); Bis(chloromethyl)dimethylsilicon; DCDMS; Silane, bis(chloromethyl)dimethyl-; NSC 60548
EINECS	220-851-0

Quality Control

Our Bis(Chloromethyl)Dimethylsilane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area. Due to its hygroscopic (moisture-sensitive) nature, containers should be kept sealed under an inert atmosphere such as nitrogen or argon to prevent hydrolysis and maintain product integrity. 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%
Density (at 20°C)	1.08 - 1.12 g/mL
Refractive Index (n20D)	1.460 - 1.470
Water Content (KF)	≤ 0.5%

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