Description

Iododisilane is a highly reactive organosilicon compound, primarily utilized as a critical precursor in advanced material synthesis. Its core value lies in enabling the precise deposition of silicon-containing thin films, which are essential for next-generation electronic and optical devices. This product is indispensable for R&D and production teams in the semiconductor, photovoltaic, and specialty chemical industries seeking to innovate with high-purity silicon-based materials.

Application

• Chemical Vapor Deposition (CVD) & Atomic Layer Deposition (ALD): A key silicon and iodine source for depositing silicon carbide (SiC), silicon nitride (Si3N4), and doped silicon films in semiconductor fabrication.
• Photovoltaics: Used in the development of high-efficiency thin-film solar cells and other optoelectronic devices.
• Polymer & Ceramic Precursor: Serves as a building block for synthesizing novel silicon-based polymers, resins, and advanced ceramic materials.
• Surface Modification: Employed to functionalize surfaces with silicon-iodine groups for enhanced adhesion or specific chemical properties.
• Research & Development: A valuable reagent in organometallic chemistry and materials science research for creating new silicon compounds.
• Pharmaceutical Intermediates: Potential use in the synthesis of complex organosilicon molecules for pharmaceutical applications.

Basic Information

Product Name	Iododisilane
CAS No.	14380-76-8
Molecular Formula	Si2H5I
Molecular Weight	171.03 g/mol
Synonyms	Disilanyl iodide; Iododisilane (Si2H5I); Disilane, iodo-; Iodosilane dimer; Silicon hydride iodide (Si2H5I); Hydrogen diiodosilane; Diiodosilane (common misnomer, verify structure); Iodosilane trimer (related compound)
EINECS	Contact for details

Quality Control

Our Iododisilane is produced and handled under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by GC or NMR, to ensure high purity and consistency for demanding applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., argon or nitrogen) at recommended temperatures between 2°C and 8°C to minimize volatility and degradation. Due to its highly volatile and easily oxidized nature, the container must be kept sealed and handled in a controlled, moisture-free environment. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR/NMR)	Conforms to structure
Assay (GC or 1H NMR)	≥ 95.0%
Purity (by GC)	≥ 97.0%
Major Related Silanes	≤ 2.0%
Non-volatile Residue	≤ 0.1%

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