Description

Dichlorobis(2-Methylpropyl)Silane is a highly reactive organosilicon compound that serves as a critical intermediate in advanced materials synthesis. Its value lies in its ability to introduce the bulky diisobutylsilyl group, modifying surface properties and polymer backbones for enhanced performance. This chemical is essential for R&D and production teams in the pharmaceutical, semiconductor, and specialty polymer industries seeking to develop novel silicone-based materials and surface coatings.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, particularly where silicon is incorporated to modulate bioavailability and metabolic stability.
• Surface Modification Agent: Employed to functionalize silica, glass, and other oxide surfaces, creating hydrophobic or specific reactive sites for further coupling in chromatography and sensor technology.
• Polymer & Resin Synthesis: Acts as a monomer or cross-linking agent in the production of specialized polysiloxanes (silicones) with unique thermal and mechanical properties.
• Semiconductor Precursor: Utilized in chemical vapor deposition (CVD) or atomic layer deposition (ALD) processes to deposit silicon-containing thin films for microelectronics.
• Adhesive & Sealant Formulations: Serves as an adhesion promoter and moisture scavenger in high-performance silicone-based sealants and adhesives.
• Catalyst & Ligand Synthesis: A key starting material for preparing novel silicon-based ligands and catalysts used in asymmetric synthesis and olefin polymerization.

Basic Information

Product Name	Dichlorobis(2-Methylpropyl)Silane
CAS No.	18395-92-1
Molecular Formula	C8H18Cl2Si
Molecular Weight	213.22 g/mol
Synonyms	Diisobutyldichlorosilane; Bis(2-methylpropyl)dichlorosilane; Dichlorodiisobutylsilane; Dichlorodiisobutylsilicon; Silane, dichlorobis(2-methylpropyl)-; Diisobutylsilyl dichloride; (CH3)2CHCH2)2SiCl2
EINECS	Contact for details

Quality Control

Our Dichlorobis(2-Methylpropyl)Silane is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our global clientele in advanced research and manufacturing. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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 material is highly volatile, moisture-sensitive (hygroscopic), and reacts with strong acids and organic solvents. Keep away from heat, sparks, and open flame. Use under an inert atmosphere (e.g., nitrogen or argon) to prevent hydrolysis and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Density (at 20°C)	~1.00 g/mL
Refractive Index (n20D)	~1.450
Boiling Point	~200-205 °C

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