Description

Isotetrasilane is a high-purity silicon hydride compound, a critical precursor in advanced materials manufacturing. Its value lies in its ability to deliver high-quality silicon films with precise stoichiometric control under demanding process conditions. This product is essential for research and production facilities in the semiconductor, photovoltaics, and specialty glass coating industries seeking reliable, high-performance silicon sources.

Application

• Semiconductor Manufacturing: As a key precursor for chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes to deposit high-purity amorphous or nanocrystalline silicon films.
• Photovoltaic Cell Production: Used in the fabrication of thin-film silicon solar cells to enhance light absorption and conversion efficiency.
• Optical and Protective Coatings: For depositing silicon-based layers on optical components, display screens, and tools to improve hardness, abrasion resistance, and anti-reflective properties.
• Advanced Material Synthesis: Serves as a starting material or reactive intermediate in the synthesis of novel silicon-containing polymers, ceramics, and nanocomposites.
• Research & Development: Utilized in academic and industrial R&D for exploring new silicon-based electronic, photonic, and energy storage materials.

Basic Information

Product Name	Isotetrasilane
CAS No.	13597-87-0
Molecular Formula	Si4H10
Molecular Weight	122.41 g/mol
Synonyms	Tetrasilane; Disilanyl disilane; Silicon hydride (Si4H10); Perhydrotetrasilane; Tetrasilicane; Tetrahedral tetrasilane
EINECS	Contact for details

Quality Control

Our Isotetrasilane is produced and handled under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including gas chromatography (GC) and spectroscopic analysis, to verify identity and assay. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, well-ventilated area, away from heat, sparks, and open flames. Due to its highly volatile and easily oxidized nature, the container must be kept sealed and handled with appropriate precautions to prevent exposure to air and moisture. Recommended storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	Colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Silicon Content	Calculated from assay
Major Impurities (GC)	Specified limits for Trisilane, Pentasilane
Oxygen Content	< 10 ppm
Moisture (Karl Fischer)	< 5 ppm
Metallic Impurities	< 1 ppm total (ICP-MS)

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