Description

2,2,4,4,6,6-Hexachloro-2,4,6-Trisilaheptane is a specialized organosilicon compound featuring a unique heptane backbone with alternating silicon and carbon atoms, each silicon center bonded to two chlorine atoms. This molecular architecture makes it a valuable highly reactive precursor and intermediate in advanced material synthesis. It is primarily utilized by R&D chemists and process engineers in the semiconductor, specialty polymer, and fine chemical industries for creating novel silicon-based materials.

Application

• Semiconductor Manufacturing: Key precursor for chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes to deposit silicon carbide (SiC) or silicon carbonitride thin films.
• Polymer Science: Serves as a cross-linking agent or monomer for synthesizing novel polysilane and polycarbosilane polymers with tailored thermal and mechanical properties.
• Ceramic Precursors: Used in the production of silicon carbide (SiC) and silicon oxycarbide (SiOC) ceramics via polymer-derived ceramic (PDC) routes.
• Surface Modification: Employed to functionalize inorganic surfaces (e.g., silica, metals) with chlorosilyl groups for subsequent grafting reactions.
• Organic Synthesis: Acts as a versatile building block for introducing disilanyl or trisilanyl units into complex organic molecules.
• Adhesive & Sealant Formulation: Potential component in high-performance, heat-resistant silicone-based adhesive systems.

Basic Information

Product Name	2,2,4,4,6,6-Hexachloro-2,4,6-Trisilaheptane
CAS No.	18243-10-2
Molecular Formula	C7H18Cl6Si3
Molecular Weight	398.11 g/mol
Synonyms	1,1,1,3,3,3-Hexachloro-2,2,4,4-tetramethyltrisilane; 1,3-Bis(trichlorosilyl)-2,2-dimethylpropane; 2,2-Dimethyl-1,3-bis(trichlorosilyl)propane; Hexachlorotrisilaheptane; Trisilaheptane, hexachloro-; (Chlorosilylmethyl)dimethyl(trichlorosilyl)silane
EINECS	Contact for details

Quality Control

Every batch of 2,2,4,4,6,6-Hexachloro-2,4,6-Trisilaheptane is produced and analyzed under strict quality protocols to ensure high purity and batch-to-batch consistency, critical for sensitive applications like semiconductor fabrication. Our quality system includes rigorous in-process controls and final release testing via GC, NMR, and Karl Fischer titration. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment.

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 highly volatile. Containers must be kept tightly sealed under an inert atmosphere (argon or nitrogen) to prevent hydrolysis and oxidation. Isolate from strong acids, organic solvents, and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Chloride Content	Calculated from assay
Water Content (KF)	≤ 0.1%
Density (20°C)	~1.25 g/cm³
Boiling Point	Contact for details

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