Description

1,1,2,2-Tetramethyl-1,2-Bis(trimethylsilyloxy)disilane is a specialized organosilicon compound featuring a unique disilane backbone functionalized with silyloxy groups. This structure makes it a valuable silylating agent and a versatile precursor in advanced materials synthesis. It is primarily sought after by R&D and production teams in the pharmaceutical, semiconductor, and specialty polymer industries for its ability to introduce silicon-based functionalities into complex molecules and materials.

Application

• Pharmaceutical Intermediate: Used as a silylating agent to protect reactive hydroxyl groups during the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Semiconductor Manufacturing: Serves as a precursor for chemical vapor deposition (CVD) or atomic layer deposition (ALD) processes to deposit silicon-containing thin films on wafers.
• Silicone & Polymer Modification: Acts as a cross-linking agent or functional monomer in the synthesis of specialty silicones, siloxane-based polymers, and hybrid organic-inorganic materials.
• Surface Treatment & Coatings: Utilized to modify surface properties of materials, imparting hydrophobicity, improved adhesion, or specific chemical resistance.
• Research & Development: A key reagent in academic and industrial labs for exploring new organosilicon chemistry, catalysis, and material science applications.
• Adhesive & Sealant Formulations: Incorporated as an additive to enhance the performance, stability, or curing characteristics of high-performance adhesives and sealants.

Basic Information

Product Name	1,1,2,2-Tetramethyl-1,2-Bis(trimethylsilyloxy)disilane
CAS No.	4342-25-0
Molecular Formula	C10H32O2Si4
Molecular Weight	308.78 g/mol
Synonyms	1,1,2,2-Tetramethyl-1,2-bis[(trimethylsilyl)oxy]disilane; Bis(trimethylsilyloxy)tetramethyldisilane; 1,2-Bis(trimethylsiloxy)tetramethyldisilane; Tetramethylbis(trimethylsiloxy)disilane; Disilane, 1,1,2,2-tetramethyl-1,2-bis[(trimethylsilyl)oxy]-; 1,1,2,2-Tetramethyl-1,2-di(trimethylsiloxy)disilane
EINECS	Contact for details

Quality Control

Our 1,1,2,2-Tetramethyl-1,2-Bis(trimethylsilyloxy)disilane is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the exacting standards required for research and industrial applications. Certificates of Analysis (COA) with detailed specifications are available upon request.

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 nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC or NMR)	≥ 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.