217069

Hexamethyldisilane

98%

• Synonym(s): Permethyldisilane, Trimethyl(trimethylsilyl)silane
• Linear Formula: (Si(CH₃)₃)₂
• CAS Number: 1450-14-2
• Molecular Weight: 146.38
• Beilstein/REAXYS Number: 1633463
• EC Number: 215-911-0
• MDL number: MFCD00008258
• UNSPSC Code: 12352103
• PubChem Substance ID: 24852990
• NACRES: NA.23

Properties

• Quality Level: 100
• assay: 98%
• form: liquid
• refractive index: n20/D 1.422 (lit.)
• bp: 112-114 °C (lit.)
• mp: 9-12 °C (lit.)
• density: 0.715 g/mL at 25 °C (lit.)
• SMILES string: C[Si](C)(C)[Si](C)(C)C
• InChI: 1S/C6H18Si2/c1-7(2,3)8(4,5)6/h1-6H3
• InChI key: NEXSMEBSBIABKL-UHFFFAOYSA-N

Description

Application

Silylating reagent for allylic acetates, aryl halides, and diketones. Source material for vapor deposition during silicon carbide growth.

Source material for vapor deposition during silicon carbide growth.

Safety Information

• pictograms: GHS02,GHS07
• signalword: Danger
• hcodes: H225,H317,H319,H335
• pcodes: P210 - P233 - P240 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 2 - Skin Sens. 1 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: 21.2 °F
• flash_point_c: -6 °C
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter