Hexamethyldisilane, 98+%, Thermo Scientific Chemicals

Description

Hexamethyldisilane acts as a silylating reagent for allylic acetates, aryl halides and diketones. It is a source material for vapor deposition during silicon carbide growth. It is also used in electronic and semiconducter industries.

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.

Applications
Hexamethyldisilane acts as a silylating reagent for allylic acetates, aryl halides and diketones. It is a source material for vapor deposition during silicon carbide growth. It is also used in electronic and semiconducter industries.

Solubility
Insoluble in water. Soluble in alcohol, ether and acetone.

Notes
Stable under recommended storage conditions. Incompatible with oxidizing agents, acids and bases.

Specifications

Chemical Identifiers

• CAS: 1450-14-2
• Molecular Formula: C6H18Si2
• Molecular Weight (g/mol): 146.38
• MDL Number: MFCD00008258
• InChI Key: NEXSMEBSBIABKL-UHFFFAOYSA-N
• Synonym: hexamethyldisilane, disilane, hexamethyl, permethyldisilane, disilane, 1,1,1,2,2,2-hexamethyl, 1,1,1,2,2,2-hexamethyldisilane, trimethyl trimethylsilyl silane, ch3 6si2, hecamethyldisilane, disilane m6, hexamethyl disilane
• PubChem CID: 74057
• IUPAC Name: trimethyl(trimethylsilyl)silane
• SMILES: C[Si](C)(C)[Si](C)(C)C

• Boiling Point: 112°C to 113°C
• Melting Point: 12°C to 13°C
• Quantity: 25 g
• UN Number: UN1993
• Beilstein: 1633463
• Flash Point: −1°C (30°F)
• Solubility Information: Insoluble in water. Soluble in alcohol,ether and acetone.
• Formula Weight: 146.38
• Percent Purity: ≥98%
• Odor: Odorless
• Refractive Index: 1.422
• Density: 0.721
• Chemical Name or Material: Hexamethyldisilane

Safety and Handling

Hazard Category	H225
Hazard Statement	GHS H Statement H225-H319-H317-H335 Highly flammable liquid and vapour. Causes serious eye irritation. May cause an allergic skin reaction. May cause respiratory irritation.
Precautionary Statement	P210-P233-P240-P241-P242-P243-P280-P303+P361+P353-P370+P378q-P501c
DOTInformation	Transport Hazard Class: 3; Packing Group: II; Proper Shipping Name: FLAMMABLE LIQUIDS, N.O.S.
EINECSNumber	215-911-0
RTECSNumber	JM9170000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only