Description

Methylchlorodisilanes (Mixed) is a versatile and reactive class of organosilicon compounds, primarily valued as a key intermediate in the synthesis of advanced silicone materials and silicon-based polymers. Its significance lies in its ability to introduce silicon-chloride and silicon-methyl functional groups, which are crucial for building complex molecular architectures. This product is essential for manufacturers in the silicone, electronics, and specialty chemical industries seeking to develop high-performance coatings, adhesives, and semiconductor precursors.

Application

• Silicone Intermediate: A fundamental building block for the synthesis of a wide range of silicone polymers, resins, and elastomers.
• Surface Modification: Used to create hydrophobic or specific functional coatings on glass, metals, and other inorganic surfaces.
• Semiconductor Precursor: Serves as a chemical vapor deposition (CVD) or atomic layer deposition (ALD) precursor for depositing silicon-containing thin films in microelectronics.
• Adhesive & Sealant Formulation: Imparts cross-linking and adhesion-promoting properties in high-performance industrial adhesives and sealants.
• Pharmaceutical & Agrochemistry Synthesis: Acts as a versatile reagent for introducing silyl protecting groups or constructing organosilicon active ingredients.
• Research & Development: Employed in academic and industrial R&D for exploring new organosilicon chemistry and material science applications.

Basic Information

Item	Detail
Product Name	Methylchlorodisilanes (Mixed)
CAS No.	12192-40-4
Molecular Formula	Typically C2H8Cl2Si2 (for 1,2-Dichlorotetramethyldisilane)
Molecular Weight	Contact for details
Synonyms	1,2-Dichlorotetramethyldisilane; Tetramethyldichlorodisilane; Dichlorotetramethyldisilane; Methylchlorodisilane mixture; Disilane, 1,2-dichloro-1,1,2,2-tetramethyl-; Organochlorosilane mixture; Chloromethyldisilanes
EINECS	Contact for details

Quality Control

Our Methylchlorodisilanes (Mixed) is produced and handled under stringent quality management protocols. Each batch undergoes rigorous analytical testing, including gas chromatography (GC) and NMR spectroscopy, to ensure consistent composition, purity, and reactivity. A comprehensive Certificate of Analysis (COA) detailing the specific isomer distribution and impurity profile is provided with every shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile and reactive nature, this product should be kept under an inert atmosphere (e.g., nitrogen or argon) and separated from strong acids, bases, and oxidizing agents. Recommended storage temperature is 2-8°C to maximize stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (GC/MS, NMR)	Complies
Purity (GC Area %)	≥ 95.0% (Total Methylchlorodisilanes)
Major Isomer (1,2-Dichlorotetramethyldisilane)	≥ 85.0%
Chloride Content	Contact for details
Density (at 20°C)	~1.08 g/mL

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