Description

Methyl-Methylsilyl-Silane CAS NO 870-26-8 is a specialized organosilicon compound featuring a unique silicon-silicon bond, serving as a versatile building block in advanced material synthesis. Its primary value lies in its ability to act as a precursor for silicon-containing polymers and as a silylating agent in organic synthesis, enabling the introduction of silicon functionalities. This chemical is essential for R&D and production in the semiconductor, specialty polymer, and pharmaceutical intermediates sectors, where precise molecular control is critical.

Application

• Semiconductor Manufacturing: Used as a precursor for chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes to create thin silicon-containing films.
• Polymer Science: Serves as a key monomer or cross-linking agent in the synthesis of novel polysilanes and silicon-based polymers with tailored optical or electronic properties.
• Organic Synthesis: Acts as an efficient silylating agent to protect reactive functional groups or to introduce silicon moieties into complex organic molecules.
• Surface Modification: Employed to functionalize material surfaces (e.g., silica, metals) with organic silyl groups, altering surface energy and reactivity.
• Materials Research: A valuable reagent in developing new silicon-based nanomaterials, ceramics, and composite materials.
• Pharmaceutical Intermediates: Utilized in the synthesis of silicon-containing drug candidates and bioactive molecules.

Basic Information

Product Name	Methyl-Methylsilyl-Silane
CAS No.	870-26-8
Molecular Formula	C2H8Si2
Molecular Weight	88.25 g/mol
Synonyms	Disilane, 1,2-dimethyldi-; 1,2-Dimethyldisilane; Dimethyldisilane; Methyl(1-methylsilyl)silane; Methyl(methylsilyl)silane; 1,1,2,2-Tetramethyldisilane (isomer); Tetramethyldisilane (isomer); Contact for additional synonyms.
EINECS	212-788-3

Quality Control

Our Methyl-Methylsilyl-Silane is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) and Nuclear Magnetic Resonance (NMR) spectroscopy, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee compliance with your specific research or production requirements.

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). Due to its hygroscopic (moisture-sensitive) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Purity (GC Area %)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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