Description

1,1,2,2-Tetrachloro-1,2-Dimethyldisilane is a versatile organosilicon compound that serves as a key building block in advanced material synthesis. Its value lies in its ability to introduce silicon-chlorine functional groups, which are highly reactive sites for further chemical modification. This makes it an essential precursor for researchers and manufacturers in the semiconductor, specialty polymer, and pharmaceutical intermediates sectors seeking to develop novel silicon-based materials.

Application

• Semiconductor Manufacturing: As a crucial precursor for chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes to create silicon carbide (SiC) or silicon-containing thin films.
• Silicone Polymer Synthesis: Acting as a cross-linking agent or monomer for producing specialty polysilanes and polysiloxanes with unique thermal and mechanical properties.
• Organic Synthesis & Pharmaceutical Intermediates: Serving as a silylating agent or a reactive intermediate in the synthesis of complex organosilicon molecules for drug discovery and agrochemicals.
• Surface Modification: Used to functionalize material surfaces (e.g., glass, metals) with chlorosilyl groups to alter adhesion, wettability, or provide anchor points for further chemistry.
• Research & Development: A fundamental reagent in organometallic and materials chemistry research for exploring new silicon-based compounds and nanomaterials.

Basic Information

Product Name	1,1,2,2-Tetrachloro-1,2-Dimethyldisilane
CAS No.	4518-98-3
Molecular Formula	C2H6Cl4Si2
Molecular Weight	228.04 g/mol
Synonyms	Dimethyldichlorodisilane; 1,2-Dimethyl-1,1,2,2-tetrachlorodisilane; Tetrachlorodimethyldisilane; Dichlorodimethyldisilane; Disilane, 1,1,2,2-tetrachloro-1,2-dimethyl-; 1,1,2,2-Tetrachloro-1,2-dimethyldisilane; 1,2-Dimethyltetrachlorodisilane
EINECS	Contact for details

Quality Control

Our 1,1,2,2-Tetrachloro-1,2-Dimethyldisilane is produced and handled under stringent quality management protocols to ensure batch-to-batch consistency and high purity for demanding applications. Each lot is analyzed using advanced techniques including GC, NMR, and Karl Fischer titration. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis and maintain purity. Keep away from strong acids and incompatible organic solvents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%

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