Silicon(IV) chloride, 99%, Thermo Scientific Chemicals

Description

Silicon(IV) chloride is used as an intermediate in the manufacture of polysilicon. It is also used in the semiconductors industry, photovoltaic cells and in the production of optical fibers. Its derivatives like trichlorosilane and silane are used in the Siemens process.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 10026-04-7
• Molecular Formula: Cl4Si
• Molecular Weight (g/mol): 169.89
• MDL Number: MFCD00011229
• InChI Key: FDNAPBUWERUEDA-UHFFFAOYSA-N
• Synonym: silicon tetrachloride, silicon chloride, perchlorosilane, silane, tetrachloro, silicon iv chloride, tetrachlorosilicon, chlorid kremicity, silicio tetracloruro di, siliciumtetrachlorid, silicon chloride sicl4
• PubChem CID: 24816
• IUPAC Name: tetrachlorosilane
• SMILES: Cl[Si](Cl)(Cl)Cl

• Boiling Point: 57.6°C
• Melting Point: °C to 70°C
• Color: Colorless
• Physical Form: Liquid
• Quantity: 100 mL
• Assay Percent Range: 99% (metals basis)
• Solubility Information: Miscible with benzene,toluene,chloroform,petroleum ether,carbon tetrachloride,ether and hydrochloric acid.
• Formula Weight: 169.9
• Odor: Acrid
• Sensitivity: Moisture sensitive
• Appearance: Colourless liquid
• Density: 1.483
• Chemical Name or Material: Silicon(IV) chloride

Safety and Handling

Product Identifier

• Silicon(IV) chloride

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 3
• Serious eye damage/eye irritation Category 1
• Skin corrosion/irritation Category 1 A
• Specific target organ toxicity Category 3

Hazard Statement

• H301-Toxic if swallowed.
• H314-Causes severe skin burns and eye damage.
• H318-Causes serious eye damage.
• H331-Toxic if inhaled.
• H335-May cause respiratory irritation.
• EUH014-Reacts violently with water.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P402+P404-Store in a dry place. Store in a closed container.

Supplemental information

• MIXTURE LIST-Contains : Silicon tetrachloride

RUO – Research Use Only